318919600

素因数分解:

$2^4\times 5^2\times {\mathrm{149}}^1\times {\mathrm{5351}}^1$

素因数の和:5518

約数の個数: 60

約数和(自身を含む): 771490800

約数和(自身を除く): 452571200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 149, 200, 298, 400, 596, 745, 1192, 1490, 2384, 2980, 3725, 5351, 5960, 7450, 10702, 11920, 14900, 21404, 26755, 29800, 42808, 53510, 59600, 85616, 107020, 133775, 214040, 267550, 428080, 535100, 797299, 1070200, 1594598, 2140400, 3189196, 3986495, 6378392, 7972990, 12756784, 15945980, 19932475, 31891960, 39864950, 63783920, 79729900, 159459800, 318919600]

約数ペア:

[(1, 318919600), (2, 159459800), (4, 79729900), (5, 63783920), (8, 39864950), (10, 31891960), (16, 19932475), (20, 15945980), (25, 12756784), (40, 7972990), (50, 6378392), (80, 3986495), (100, 3189196), (149, 2140400), (200, 1594598), (298, 1070200), (400, 797299), (596, 535100), (745, 428080), (1192, 267550), (1490, 214040), (2384, 133775), (2980, 107020), (3725, 85616), (5351, 59600), (5960, 53510), (7450, 42808), (10702, 29800), (11920, 26755), (14900, 21404)]