78640320

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{677}}^1$

素因数の和:719

約数の個数: 168

約数和(自身を含む): 274850352

約数和(自身を除く): 196210032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 121, 132, 160, 165, 176, 192, 220, 240, 242, 264, 320, 330, 352, 363, 440, 480, 484, 528, 605, 660, 677, 704, 726, 880, 960, 968, 1056, 1210, 1320, 1354, 1452, 1760, 1815, 1936, 2031, 2112, 2420, 2640, 2708, 2904, 3385, 3520, 3630, 3872, 4062, 4840, 5280, 5416, 5808, 6770, 7260, 7447, 7744, 8124, 9680, 10155, 10560, 10832, 11616, 13540, 14520, 14894, 16248, 19360, 20310, 21664, 22341, 23232, 27080, 29040, 29788, 32496, 37235, 38720, 40620, 43328, 44682, 54160, 58080, 59576, 64992, 74470, 81240, 81917, 89364, 108320, 111705, 116160, 119152, 129984, 148940, 162480, 163834, 178728, 216640, 223410, 238304, 245751, 297880, 324960, 327668, 357456, 409585, 446820, 476608, 491502, 595760, 649920, 655336, 714912, 819170, 893640, 983004, 1191520, 1228755, 1310672, 1429824, 1638340, 1787280, 1966008, 2383040, 2457510, 2621344, 3276680, 3574560, 3932016, 4915020, 5242688, 6553360, 7149120, 7864032, 9830040, 13106720, 15728064, 19660080, 26213440, 39320160, 78640320]

約数ペア:

[(1, 78640320), (2, 39320160), (3, 26213440), (4, 19660080), (5, 15728064), (6, 13106720), (8, 9830040), (10, 7864032), (11, 7149120), (12, 6553360), (15, 5242688), (16, 4915020), (20, 3932016), (22, 3574560), (24, 3276680), (30, 2621344), (32, 2457510), (33, 2383040), (40, 1966008), (44, 1787280), (48, 1638340), (55, 1429824), (60, 1310672), (64, 1228755), (66, 1191520), (80, 983004), (88, 893640), (96, 819170), (110, 714912), (120, 655336), (121, 649920), (132, 595760), (160, 491502), (165, 476608), (176, 446820), (192, 409585), (220, 357456), (240, 327668), (242, 324960), (264, 297880), (320, 245751), (330, 238304), (352, 223410), (363, 216640), (440, 178728), (480, 163834), (484, 162480), (528, 148940), (605, 129984), (660, 119152), (677, 116160), (704, 111705), (726, 108320), (880, 89364), (960, 81917), (968, 81240), (1056, 74470), (1210, 64992), (1320, 59576), (1354, 58080), (1452, 54160), (1760, 44682), (1815, 43328), (1936, 40620), (2031, 38720), (2112, 37235), (2420, 32496), (2640, 29788), (2708, 29040), (2904, 27080), (3385, 23232), (3520, 22341), (3630, 21664), (3872, 20310), (4062, 19360), (4840, 16248), (5280, 14894), (5416, 14520), (5808, 13540), (6770, 11616), (7260, 10832), (7447, 10560), (7744, 10155), (8124, 9680)]