202375980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{563}}^1\times {\mathrm{1997}}^1$

素因数の和:2575

約数の個数: 72

約数和(自身を含む): 615272112

約数和(自身を除く): 412896132

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 563, 1126, 1689, 1997, 2252, 2815, 3378, 3994, 5067, 5630, 5991, 6756, 7988, 8445, 9985, 10134, 11260, 11982, 16890, 17973, 19970, 20268, 23964, 25335, 29955, 33780, 35946, 39940, 50670, 59910, 71892, 89865, 101340, 119820, 179730, 359460, 1124311, 2248622, 3372933, 4497244, 5621555, 6745866, 10118799, 11243110, 13491732, 16864665, 20237598, 22486220, 33729330, 40475196, 50593995, 67458660, 101187990, 202375980]

約数ペア:

[(1, 202375980), (2, 101187990), (3, 67458660), (4, 50593995), (5, 40475196), (6, 33729330), (9, 22486220), (10, 20237598), (12, 16864665), (15, 13491732), (18, 11243110), (20, 10118799), (30, 6745866), (36, 5621555), (45, 4497244), (60, 3372933), (90, 2248622), (180, 1124311), (563, 359460), (1126, 179730), (1689, 119820), (1997, 101340), (2252, 89865), (2815, 71892), (3378, 59910), (3994, 50670), (5067, 39940), (5630, 35946), (5991, 33780), (6756, 29955), (7988, 25335), (8445, 23964), (9985, 20268), (10134, 19970), (11260, 17973), (11982, 16890)]