2489779260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{446197}}^1$

素因数の和:446243

約数の個数: 72

約数和(自身を含む): 7795971456

約数和(自身を除く): 5306192196

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 446197, 892394, 1338591, 1784788, 2230985, 2677182, 4015773, 4461970, 5354364, 6692955, 8031546, 8923940, 13385910, 13832107, 16063092, 20078865, 26771820, 27664214, 40157730, 41496321, 55328428, 69160535, 80315460, 82992642, 124488963, 138321070, 165985284, 207481605, 248977926, 276642140, 414963210, 497955852, 622444815, 829926420, 1244889630, 2489779260]

約数ペア:

[(1, 2489779260), (2, 1244889630), (3, 829926420), (4, 622444815), (5, 497955852), (6, 414963210), (9, 276642140), (10, 248977926), (12, 207481605), (15, 165985284), (18, 138321070), (20, 124488963), (30, 82992642), (31, 80315460), (36, 69160535), (45, 55328428), (60, 41496321), (62, 40157730), (90, 27664214), (93, 26771820), (124, 20078865), (155, 16063092), (180, 13832107), (186, 13385910), (279, 8923940), (310, 8031546), (372, 6692955), (465, 5354364), (558, 4461970), (620, 4015773), (930, 2677182), (1116, 2230985), (1395, 1784788), (1860, 1338591), (2790, 892394), (5580, 446197)]