20478336480

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{359}}^1\times {\mathrm{5659}}^1$

素因数の和:6046

約数の個数: 288

約数和(自身を含む): 80102131200

約数和(自身を除く): 59623794720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 359, 360, 420, 480, 504, 560, 630, 672, 718, 720, 840, 1008, 1077, 1120, 1260, 1436, 1440, 1680, 1795, 2016, 2154, 2513, 2520, 2872, 3231, 3360, 3590, 4308, 5026, 5040, 5385, 5659, 5744, 6462, 7180, 7539, 8616, 10052, 10080, 10770, 11318, 11488, 12565, 12924, 14360, 15078, 16155, 16977, 17232, 20104, 21540, 22617, 22636, 25130, 25848, 28295, 28720, 30156, 32310, 33954, 34464, 37695, 39613, 40208, 43080, 45234, 45272, 50260, 50931, 51696, 56590, 57440, 60312, 64620, 67908, 75390, 79226, 80416, 84885, 86160, 90468, 90544, 100520, 101862, 103392, 113085, 113180, 118839, 120624, 129240, 135816, 150780, 158452, 169770, 172320, 180936, 181088, 198065, 201040, 203724, 226170, 226360, 237678, 241248, 254655, 258480, 271632, 301560, 316904, 339540, 356517, 361872, 396130, 402080, 407448, 452340, 452720, 475356, 509310, 516960, 543264, 594195, 603120, 633808, 679080, 713034, 723744, 792260, 814896, 904680, 905440, 950712, 1018620, 1188390, 1206240, 1267616, 1358160, 1426068, 1584520, 1629792, 1782585, 1809360, 1901424, 2031581, 2037240, 2376780, 2716320, 2852136, 3169040, 3565170, 3618720, 3802848, 4063162, 4074480, 4753560, 5704272, 6094743, 6338080, 7130340, 8126324, 8148960, 9507120, 10157905, 11408544, 12189486, 14221067, 14260680, 16252648, 18284229, 19014240, 20315810, 24378972, 28442134, 28521360, 30473715, 32505296, 36568458, 40631620, 42663201, 48757944, 56884268, 57042720, 60947430, 65010592, 71105335, 73136916, 81263240, 85326402, 91421145, 97515888, 113768536, 121894860, 127989603, 142210670, 146273832, 162526480, 170652804, 182842290, 195031776, 213316005, 227537072, 243789720, 255979206, 284421340, 292547664, 325052960, 341305608, 365684580, 426632010, 455074144, 487579440, 511958412, 568842680, 585095328, 639948015, 682611216, 731369160, 853264020, 975158880, 1023916824, 1137685360, 1279896030, 1365222432, 1462738320, 1706528040, 2047833648, 2275370720, 2559792060, 2925476640, 3413056080, 4095667296, 5119584120, 6826112160, 10239168240, 20478336480]

約数ペア:

[(1, 20478336480), (2, 10239168240), (3, 6826112160), (4, 5119584120), (5, 4095667296), (6, 3413056080), (7, 2925476640), (8, 2559792060), (9, 2275370720), (10, 2047833648), (12, 1706528040), (14, 1462738320), (15, 1365222432), (16, 1279896030), (18, 1137685360), (20, 1023916824), (21, 975158880), (24, 853264020), (28, 731369160), (30, 682611216), (32, 639948015), (35, 585095328), (36, 568842680), (40, 511958412), (42, 487579440), (45, 455074144), (48, 426632010), (56, 365684580), (60, 341305608), (63, 325052960), (70, 292547664), (72, 284421340), (80, 255979206), (84, 243789720), (90, 227537072), (96, 213316005), (105, 195031776), (112, 182842290), (120, 170652804), (126, 162526480), (140, 146273832), (144, 142210670), (160, 127989603), (168, 121894860), (180, 113768536), (210, 97515888), (224, 91421145), (240, 85326402), (252, 81263240), (280, 73136916), (288, 71105335), (315, 65010592), (336, 60947430), (359, 57042720), (360, 56884268), (420, 48757944), (480, 42663201), (504, 40631620), (560, 36568458), (630, 32505296), (672, 30473715), (718, 28521360), (720, 28442134), (840, 24378972), (1008, 20315810), (1077, 19014240), (1120, 18284229), (1260, 16252648), (1436, 14260680), (1440, 14221067), (1680, 12189486), (1795, 11408544), (2016, 10157905), (2154, 9507120), (2513, 8148960), (2520, 8126324), (2872, 7130340), (3231, 6338080), (3360, 6094743), (3590, 5704272), (4308, 4753560), (5026, 4074480), (5040, 4063162), (5385, 3802848), (5659, 3618720), (5744, 3565170), (6462, 3169040), (7180, 2852136), (7539, 2716320), (8616, 2376780), (10052, 2037240), (10080, 2031581), (10770, 1901424), (11318, 1809360), (11488, 1782585), (12565, 1629792), (12924, 1584520), (14360, 1426068), (15078, 1358160), (16155, 1267616), (16977, 1206240), (17232, 1188390), (20104, 1018620), (21540, 950712), (22617, 905440), (22636, 904680), (25130, 814896), (25848, 792260), (28295, 723744), (28720, 713034), (30156, 679080), (32310, 633808), (33954, 603120), (34464, 594195), (37695, 543264), (39613, 516960), (40208, 509310), (43080, 475356), (45234, 452720), (45272, 452340), (50260, 407448), (50931, 402080), (51696, 396130), (56590, 361872), (57440, 356517), (60312, 339540), (64620, 316904), (67908, 301560), (75390, 271632), (79226, 258480), (80416, 254655), (84885, 241248), (86160, 237678), (90468, 226360), (90544, 226170), (100520, 203724), (101862, 201040), (103392, 198065), (113085, 181088), (113180, 180936), (118839, 172320), (120624, 169770), (129240, 158452), (135816, 150780)]