81194719320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{257}}^1$

素因数の和:353

約数の個数: 1152

約数和(自身を含む): 347786187840

約数和(自身を除く): 266591468520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 17, 18, 19, 20, 22, 24, 26, 30, 33, 34, 36, 38, 39, 40, 44, 45, 51, 52, 55, 57, 60, 65, 66, 68, 72, 76, 78, 85, 88, 90, 95, 99, 102, 104, 110, 114, 117, 120, 130, 132, 136, 143, 152, 153, 156, 165, 170, 171, 180, 187, 190, 195, 198, 204, 209, 220, 221, 228, 234, 247, 255, 257, 260, 264, 285, 286, 306, 312, 323, 330, 340, 342, 360, 361, 374, 380, 390, 396, 408, 418, 429, 440, 442, 456, 468, 494, 495, 510, 514, 520, 561, 570, 572, 585, 612, 627, 646, 660, 663, 680, 684, 715, 722, 741, 748, 760, 765, 771, 780, 792, 836, 855, 858, 884, 935, 936, 969, 988, 990, 1020, 1028, 1045, 1083, 1105, 1122, 1140, 1144, 1170, 1224, 1235, 1254, 1285, 1287, 1292, 1320, 1326, 1368, 1430, 1444, 1482, 1496, 1530, 1542, 1560, 1615, 1672, 1683, 1710, 1716, 1768, 1805, 1870, 1881, 1938, 1976, 1980, 1989, 2040, 2056, 2090, 2145, 2166, 2210, 2223, 2244, 2280, 2313, 2340, 2431, 2470, 2508, 2570, 2574, 2584, 2652, 2717, 2805, 2827, 2860, 2888, 2907, 2964, 3060, 3084, 3135, 3230, 3249, 3315, 3341, 3366, 3420, 3432, 3553, 3610, 3705, 3740, 3762, 3855, 3876, 3960, 3971, 3978, 4180, 4199, 4290, 4332, 4369, 4420, 4446, 4488, 4626, 4680, 4693, 4845, 4862, 4883, 4940, 5016, 5140, 5148, 5304, 5415, 5434, 5610, 5654, 5720, 5814, 5928, 6120, 6137, 6168, 6270, 6435, 6460, 6498, 6630, 6682, 6732, 6840, 7106, 7220, 7293, 7410, 7480, 7524, 7710, 7752, 7942, 7956, 8151, 8360, 8398, 8415, 8481, 8580, 8664, 8738, 8840, 8892, 9252, 9386, 9405, 9690, 9724, 9766, 9880, 9945, 10023, 10280, 10296, 10659, 10830, 10868, 11115, 11220, 11308, 11565, 11628, 11913, 12155, 12274, 12540, 12597, 12870, 12920, 12996, 13107, 13260, 13364, 13464, 13585, 14079, 14135, 14212, 14440, 14535, 14586, 14649, 14820, 15048, 15420, 15884, 15912, 16245, 16302, 16705, 16796, 16830, 16962, 17160, 17476, 17765, 17784, 18411, 18504, 18772, 18810, 19380, 19448, 19532, 19855, 19890, 20046, 20995, 21318, 21660, 21736, 21845, 21879, 22230, 22440, 22616, 23130, 23256, 23465, 23826, 24310, 24415, 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約数ペア:

[(1, 81194719320), (2, 40597359660), (3, 27064906440), (4, 20298679830), (5, 16238943864), (6, 13532453220), (8, 10149339915), (9, 9021635480), (10, 8119471932), (11, 7381338120), (12, 6766226610), (13, 6245747640), (15, 5412981288), (17, 4776159960), (18, 4510817740), (19, 4273406280), (20, 4059735966), (22, 3690669060), (24, 3383113305), (26, 3122873820), (30, 2706490644), (33, 2460446040), (34, 2388079980), (36, 2255408870), (38, 2136703140), (39, 2081915880), (40, 2029867983), (44, 1845334530), (45, 1804327096), (51, 1592053320), (52, 1561436910), (55, 1476267624), (57, 1424468760), (60, 1353245322), (65, 1249149528), (66, 1230223020), (68, 1194039990), (72, 1127704435), (76, 1068351570), (78, 1040957940), (85, 955231992), (88, 922667265), (90, 902163548), (95, 854681256), (99, 820148680), (102, 796026660), (104, 780718455), (110, 738133812), (114, 712234380), (117, 693971960), (120, 676622661), (130, 624574764), (132, 615111510), (136, 597019995), (143, 567795240), (152, 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