491753520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{2539}}^1$

素因数の和:2827

約数の個数: 120

約数和(自身を含む): 1658264400

約数和(自身を除く): 1166510880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 269, 360, 538, 720, 807, 1076, 1345, 1614, 2152, 2421, 2539, 2690, 3228, 4035, 4304, 4842, 5078, 5380, 6456, 7617, 8070, 9684, 10156, 10760, 12105, 12695, 12912, 15234, 16140, 19368, 20312, 21520, 22851, 24210, 25390, 30468, 32280, 38085, 38736, 40624, 45702, 48420, 50780, 60936, 64560, 76170, 91404, 96840, 101560, 114255, 121872, 152340, 182808, 193680, 203120, 228510, 304680, 365616, 457020, 609360, 682991, 914040, 1365982, 1828080, 2048973, 2731964, 3414955, 4097946, 5463928, 6146919, 6829910, 8195892, 10244865, 10927856, 12293838, 13659820, 16391784, 20489730, 24587676, 27319640, 30734595, 32783568, 40979460, 49175352, 54639280, 61469190, 81958920, 98350704, 122938380, 163917840, 245876760, 491753520]

約数ペア:

[(1, 491753520), (2, 245876760), (3, 163917840), (4, 122938380), (5, 98350704), (6, 81958920), (8, 61469190), (9, 54639280), (10, 49175352), (12, 40979460), (15, 32783568), (16, 30734595), (18, 27319640), (20, 24587676), (24, 20489730), (30, 16391784), (36, 13659820), (40, 12293838), (45, 10927856), (48, 10244865), (60, 8195892), (72, 6829910), (80, 6146919), (90, 5463928), (120, 4097946), (144, 3414955), (180, 2731964), (240, 2048973), (269, 1828080), (360, 1365982), (538, 914040), (720, 682991), (807, 609360), (1076, 457020), (1345, 365616), (1614, 304680), (2152, 228510), (2421, 203120), (2539, 193680), (2690, 182808), (3228, 152340), (4035, 121872), (4304, 114255), (4842, 101560), (5078, 96840), (5380, 91404), (6456, 76170), (7617, 64560), (8070, 60936), (9684, 50780), (10156, 48420), (10760, 45702), (12105, 40624), (12695, 38736), (12912, 38085), (15234, 32280), (16140, 30468), (19368, 25390), (20312, 24210), (21520, 22851)]