20138420880

素因数分解:

$2^4\times 3^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:191

約数の個数: 640

約数和(自身を含む): 74966630400

約数和(自身を除く): 54828209520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 36, 40, 45, 47, 48, 54, 60, 62, 72, 79, 80, 81, 90, 93, 94, 108, 120, 124, 135, 141, 144, 155, 158, 162, 180, 186, 188, 216, 235, 237, 240, 243, 248, 270, 279, 282, 310, 316, 324, 360, 372, 376, 395, 405, 423, 432, 465, 470, 474, 486, 496, 540, 558, 564, 620, 632, 648, 705, 711, 720, 729, 744, 752, 790, 810, 837, 846, 930, 940, 948, 972, 1080, 1116, 1128, 1185, 1215, 1240, 1264, 1269, 1296, 1395, 1410, 1422, 1457, 1458, 1488, 1580, 1620, 1674, 1692, 1860, 1880, 1896, 1944, 2115, 2133, 2160, 2187, 2232, 2256, 2370, 2430, 2449, 2480, 2511, 2538, 2790, 2820, 2844, 2914, 2916, 3160, 3240, 3348, 3384, 3555, 3645, 3713, 3720, 3760, 3792, 3807, 3888, 4185, 4230, 4266, 4371, 4374, 4464, 4740, 4860, 4898, 5022, 5076, 5580, 5640, 5688, 5828, 5832, 6320, 6345, 6399, 6480, 6696, 6768, 7110, 7285, 7290, 7347, 7426, 7440, 7533, 7614, 8370, 8460, 8532, 8742, 8748, 9480, 9720, 9796, 10044, 10152, 10665, 10935, 11139, 11160, 11280, 11376, 11421, 11656, 11664, 12245, 12555, 12690, 12798, 13113, 13392, 14220, 14570, 14580, 14694, 14852, 15066, 15228, 16740, 16920, 17064, 17484, 17496, 18565, 18960, 19035, 19197, 19440, 19592, 20088, 20304, 21330, 21855, 21870, 22041, 22278, 22320, 22599, 22842, 23312, 24490, 25110, 25380, 25596, 26226, 28440, 29140, 29160, 29388, 29704, 30132, 30456, 31995, 33417, 33480, 33840, 34128, 34263, 34968, 34992, 36735, 37130, 37665, 38070, 38394, 39184, 39339, 40176, 42660, 43710, 43740, 44082, 44556, 45198, 45684, 48980, 50220, 50760, 51192, 52452, 55695, 56880, 57105, 57591, 58280, 58320, 58776, 59408, 60264, 60912, 63990, 65565, 66123, 66834, 66960, 67797, 68526, 69936, 73470, 74260, 75330, 76140, 76788, 78678, 85320, 87420, 87480, 88164, 89112, 90396, 91368, 95985, 97960, 100251, 100440, 101520, 102384, 102789, 104904, 110205, 111390, 112995, 114210, 115103, 115182, 116560, 117552, 118017, 120528, 127980, 131130, 132246, 133668, 135594, 137052, 146940, 148520, 150660, 152280, 153576, 157356, 167085, 170640, 171315, 172773, 174840, 174960, 176328, 178224, 180792, 182736, 191970, 195920, 196695, 198369, 200502, 200880, 205578, 209808, 220410, 222780, 225990, 228420, 230206, 230364, 236034, 255960, 262260, 264492, 267336, 271188, 274104, 287955, 293880, 297040, 300753, 301320, 304560, 307152, 314712, 330615, 334170, 338985, 342630, 345309, 345546, 349680, 352656, 354051, 361584, 383940, 393390, 396738, 401004, 411156, 440820, 445560, 451980, 456840, 460412, 460728, 472068, 501255, 511920, 513945, 524520, 528984, 534672, 542376, 548208, 575515, 575910, 587760, 590085, 595107, 601506, 602640, 629424, 661230, 668340, 677970, 685260, 690618, 691092, 708102, 767880, 786780, 793476, 802008, 822312, 863865, 881640, 891120, 902259, 903960, 913680, 920824, 921456, 944136, 991845, 1002510, 1027890, 1035927, 1049040, 1057968, 1062153, 1084752, 1151030, 1151820, 1180170, 1190214, 1203012, 1322460, 1336680, 1355940, 1370520, 1381236, 1382184, 1416204, 1503765, 1535760, 1573560, 1586952, 1604016, 1644624, 1726545, 1727730, 1763280, 1770255, 1785321, 1804518, 1807920, 1841648, 1888272, 1983690, 2005020, 2055780, 2071854, 2124306, 2302060, 2303640, 2360340, 2380428, 2406024, 2644920, 2673360, 2706777, 2711880, 2741040, 2762472, 2764368, 2832408, 2975535, 3007530, 3107781, 3147120, 3173904, 3186459, 3453090, 3455460, 3540510, 3570642, 3609036, 3967380, 4010040, 4111560, 4143708, 4248612, 4511295, 4604120, 4607280, 4720680, 4760856, 4812048, 5179635, 5289840, 5310765, 5355963, 5413554, 5423760, 5524944, 5664816, 5951070, 6015060, 6215562, 6372918, 6906180, 6910920, 7081020, 7141284, 7218072, 7934760, 8020080, 8120331, 8223120, 8287416, 8497224, 8926605, 9022590, 9208240, 9323343, 9441360, 9521712, 10359270, 10621530, 10711926, 10827108, 11902140, 12030120, 12431124, 12745836, 13533885, 13812360, 13821840, 14162040, 14282568, 14436144, 15538905, 15869520, 15932295, 16240662, 16574832, 16994448, 17853210, 18045180, 18646686, 20718540, 21243060, 21423852, 21654216, 23804280, 24060240, 24862248, 25491672, 26779815, 27067770, 27624720, 27970029, 28324080, 28565136, 31077810, 31864590, 32481324, 35706420, 36090360, 37293372, 40601655, 41437080, 42486120, 42847704, 43308432, 46616715, 47608560, 49724496, 50983344, 53559630, 54135540, 55940058, 62155620, 63729180, 64962648, 71412840, 72180720, 74586744, 81203310, 82874160, 83910087, 84972240, 85695408, 93233430, 107119260, 108271080, 111880116, 124311240, 127458360, 129925296, 139850145, 142825680, 149173488, 162406620, 167820174, 186466860, 214238520, 216542160, 223760232, 248622480, 251730261, 254916720, 279700290, 324813240, 335640348, 372933720, 419550435, 428477040, 447520464, 503460522, 559400580, 649626480, 671280696, 745867440, 839100870, 1006921044, 1118801160, 1258651305, 1342561392, 1678201740, 2013842088, 2237602320, 2517302610, 3356403480, 4027684176, 5034605220, 6712806960, 10069210440, 20138420880]

約数ペア:

[(1, 20138420880), (2, 10069210440), (3, 6712806960), (4, 5034605220), (5, 4027684176), (6, 3356403480), (8, 2517302610), (9, 2237602320), (10, 2013842088), (12, 1678201740), (15, 1342561392), (16, 1258651305), (18, 1118801160), (20, 1006921044), (24, 839100870), (27, 745867440), (30, 671280696), (31, 649626480), (36, 559400580), (40, 503460522), (45, 447520464), (47, 428477040), (48, 419550435), (54, 372933720), (60, 335640348), (62, 324813240), (72, 279700290), (79, 254916720), (80, 251730261), (81, 248622480), (90, 223760232), (93, 216542160), (94, 214238520), (108, 186466860), (120, 167820174), (124, 162406620), (135, 149173488), (141, 142825680), (144, 139850145), (155, 129925296), (158, 127458360), (162, 124311240), (180, 111880116), (186, 108271080), (188, 107119260), (216, 93233430), (235, 85695408), (237, 84972240), (240, 83910087), (243, 82874160), (248, 81203310), (270, 74586744), (279, 72180720), (282, 71412840), (310, 64962648), (316, 63729180), (324, 62155620), (360, 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(8532, 2360340), (8742, 2303640), (8748, 2302060), (9480, 2124306), (9720, 2071854), (9796, 2055780), (10044, 2005020), (10152, 1983690), (10665, 1888272), (10935, 1841648), (11139, 1807920), (11160, 1804518), (11280, 1785321), (11376, 1770255), (11421, 1763280), (11656, 1727730), (11664, 1726545), (12245, 1644624), (12555, 1604016), (12690, 1586952), (12798, 1573560), (13113, 1535760), (13392, 1503765), (14220, 1416204), (14570, 1382184), (14580, 1381236), (14694, 1370520), (14852, 1355940), (15066, 1336680), (15228, 1322460), (16740, 1203012), (16920, 1190214), (17064, 1180170), (17484, 1151820), (17496, 1151030), (18565, 1084752), (18960, 1062153), (19035, 1057968), (19197, 1049040), (19440, 1035927), (19592, 1027890), (20088, 1002510), (20304, 991845), (21330, 944136), (21855, 921456), (21870, 920824), (22041, 913680), (22278, 903960), (22320, 902259), (22599, 891120), (22842, 881640), (23312, 863865), (24490, 822312), (25110, 802008), (25380, 793476), (25596, 786780), (26226, 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