326163840

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{661}}^1$

素因数の和:940

約数の個数: 128

約数和(自身を含む): 1045271520

約数和(自身を除く): 719107680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 257, 320, 384, 480, 514, 640, 661, 771, 960, 1028, 1285, 1322, 1542, 1920, 1983, 2056, 2570, 2644, 3084, 3305, 3855, 3966, 4112, 5140, 5288, 6168, 6610, 7710, 7932, 8224, 9915, 10280, 10576, 12336, 13220, 15420, 15864, 16448, 19830, 20560, 21152, 24672, 26440, 30840, 31728, 32896, 39660, 41120, 42304, 49344, 52880, 61680, 63456, 79320, 82240, 84608, 98688, 105760, 123360, 126912, 158640, 164480, 169877, 211520, 246720, 253824, 317280, 339754, 423040, 493440, 509631, 634560, 679508, 849385, 1019262, 1269120, 1359016, 1698770, 2038524, 2548155, 2718032, 3397540, 4077048, 5096310, 5436064, 6795080, 8154096, 10192620, 10872128, 13590160, 16308192, 20385240, 21744256, 27180320, 32616384, 40770480, 54360640, 65232768, 81540960, 108721280, 163081920, 326163840]

約数ペア:

[(1, 326163840), (2, 163081920), (3, 108721280), (4, 81540960), (5, 65232768), (6, 54360640), (8, 40770480), (10, 32616384), (12, 27180320), (15, 21744256), (16, 20385240), (20, 16308192), (24, 13590160), (30, 10872128), (32, 10192620), (40, 8154096), (48, 6795080), (60, 5436064), (64, 5096310), (80, 4077048), (96, 3397540), (120, 2718032), (128, 2548155), (160, 2038524), (192, 1698770), (240, 1359016), (257, 1269120), (320, 1019262), (384, 849385), (480, 679508), (514, 634560), (640, 509631), (661, 493440), (771, 423040), (960, 339754), (1028, 317280), (1285, 253824), (1322, 246720), (1542, 211520), (1920, 169877), (1983, 164480), (2056, 158640), (2570, 126912), (2644, 123360), (3084, 105760), (3305, 98688), (3855, 84608), (3966, 82240), (4112, 79320), (5140, 63456), (5288, 61680), (6168, 52880), (6610, 49344), (7710, 42304), (7932, 41120), (8224, 39660), (9915, 32896), (10280, 31728), (10576, 30840), (12336, 26440), (13220, 24672), (15420, 21152), (15864, 20560), (16448, 19830)]