2148345240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{69661}}^1$

素因数の和:69932

約数の個数: 64

約数和(自身を含む): 6470206560

約数和(自身を除く): 4321861320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 257, 514, 771, 1028, 1285, 1542, 2056, 2570, 3084, 3855, 5140, 6168, 7710, 10280, 15420, 30840, 69661, 139322, 208983, 278644, 348305, 417966, 557288, 696610, 835932, 1044915, 1393220, 1671864, 2089830, 2786440, 4179660, 8359320, 17902877, 35805754, 53708631, 71611508, 89514385, 107417262, 143223016, 179028770, 214834524, 268543155, 358057540, 429669048, 537086310, 716115080, 1074172620, 2148345240]

約数ペア:

[(1, 2148345240), (2, 1074172620), (3, 716115080), (4, 537086310), (5, 429669048), (6, 358057540), (8, 268543155), (10, 214834524), (12, 179028770), (15, 143223016), (20, 107417262), (24, 89514385), (30, 71611508), (40, 53708631), (60, 35805754), (120, 17902877), (257, 8359320), (514, 4179660), (771, 2786440), (1028, 2089830), (1285, 1671864), (1542, 1393220), (2056, 1044915), (2570, 835932), (3084, 696610), (3855, 557288), (5140, 417966), (6168, 348305), (7710, 278644), (10280, 208983), (15420, 139322), (30840, 69661)]