40770480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{661}}^1$

素因数の和:934

約数の個数: 80

約数和(自身を含む): 127072224

約数和(自身を除く): 86301744

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 257, 514, 661, 771, 1028, 1285, 1322, 1542, 1983, 2056, 2570, 2644, 3084, 3305, 3855, 3966, 4112, 5140, 5288, 6168, 6610, 7710, 7932, 9915, 10280, 10576, 12336, 13220, 15420, 15864, 19830, 20560, 26440, 30840, 31728, 39660, 52880, 61680, 79320, 158640, 169877, 339754, 509631, 679508, 849385, 1019262, 1359016, 1698770, 2038524, 2548155, 2718032, 3397540, 4077048, 5096310, 6795080, 8154096, 10192620, 13590160, 20385240, 40770480]

約数ペア:

[(1, 40770480), (2, 20385240), (3, 13590160), (4, 10192620), (5, 8154096), (6, 6795080), (8, 5096310), (10, 4077048), (12, 3397540), (15, 2718032), (16, 2548155), (20, 2038524), (24, 1698770), (30, 1359016), (40, 1019262), (48, 849385), (60, 679508), (80, 509631), (120, 339754), (240, 169877), (257, 158640), (514, 79320), (661, 61680), (771, 52880), (1028, 39660), (1285, 31728), (1322, 30840), (1542, 26440), (1983, 20560), (2056, 19830), (2570, 15864), (2644, 15420), (3084, 13220), (3305, 12336), (3855, 10576), (3966, 10280), (4112, 9915), (5140, 7932), (5288, 7710), (6168, 6610)]