149553920

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3769}}^1$

素因数の和:3821

約数の個数: 72

約数和(自身を含む): 369882240

約数和(自身を除く): 220328320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 992, 1240, 1280, 1984, 2480, 3769, 3968, 4960, 7538, 7936, 9920, 15076, 18845, 19840, 30152, 37690, 39680, 60304, 75380, 116839, 120608, 150760, 233678, 241216, 301520, 467356, 482432, 584195, 603040, 934712, 964864, 1168390, 1206080, 1869424, 2336780, 2412160, 3738848, 4673560, 4824320, 7477696, 9347120, 14955392, 18694240, 29910784, 37388480, 74776960, 149553920]

約数ペア:

[(1, 149553920), (2, 74776960), (4, 37388480), (5, 29910784), (8, 18694240), (10, 14955392), (16, 9347120), (20, 7477696), (31, 4824320), (32, 4673560), (40, 3738848), (62, 2412160), (64, 2336780), (80, 1869424), (124, 1206080), (128, 1168390), (155, 964864), (160, 934712), (248, 603040), (256, 584195), (310, 482432), (320, 467356), (496, 301520), (620, 241216), (640, 233678), (992, 150760), (1240, 120608), (1280, 116839), (1984, 75380), (2480, 60304), (3769, 39680), (3968, 37690), (4960, 30152), (7538, 19840), (7936, 18845), (9920, 15076)]