154900400

素因数分解:

$2^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1$

素因数の和:303

約数の個数: 120

約数和(自身を含む): 394394400

約数和(自身を除く): 239494000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 50, 80, 92, 100, 113, 115, 149, 184, 200, 226, 230, 298, 368, 400, 452, 460, 565, 575, 596, 745, 904, 920, 1130, 1150, 1192, 1490, 1808, 1840, 2260, 2300, 2384, 2599, 2825, 2980, 3427, 3725, 4520, 4600, 5198, 5650, 5960, 6854, 7450, 9040, 9200, 10396, 11300, 11920, 12995, 13708, 14900, 16837, 17135, 20792, 22600, 25990, 27416, 29800, 33674, 34270, 41584, 45200, 51980, 54832, 59600, 64975, 67348, 68540, 84185, 85675, 103960, 129950, 134696, 137080, 168370, 171350, 207920, 259900, 269392, 274160, 336740, 342700, 387251, 420925, 519800, 673480, 685400, 774502, 841850, 1039600, 1346960, 1370800, 1549004, 1683700, 1936255, 3098008, 3367400, 3872510, 6196016, 6734800, 7745020, 9681275, 15490040, 19362550, 30980080, 38725100, 77450200, 154900400]

約数ペア:

[(1, 154900400), (2, 77450200), (4, 38725100), (5, 30980080), (8, 19362550), (10, 15490040), (16, 9681275), (20, 7745020), (23, 6734800), (25, 6196016), (40, 3872510), (46, 3367400), (50, 3098008), (80, 1936255), (92, 1683700), (100, 1549004), (113, 1370800), (115, 1346960), (149, 1039600), (184, 841850), (200, 774502), (226, 685400), (230, 673480), (298, 519800), (368, 420925), (400, 387251), (452, 342700), (460, 336740), (565, 274160), (575, 269392), (596, 259900), (745, 207920), (904, 171350), (920, 168370), (1130, 137080), (1150, 134696), (1192, 129950), (1490, 103960), (1808, 85675), (1840, 84185), (2260, 68540), (2300, 67348), (2384, 64975), (2599, 59600), (2825, 54832), (2980, 51980), (3427, 45200), (3725, 41584), (4520, 34270), (4600, 33674), (5198, 29800), (5650, 27416), (5960, 25990), (6854, 22600), (7450, 20792), (9040, 17135), (9200, 16837), (10396, 14900), (11300, 13708), (11920, 12995)]