647441640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{11311}}^1$

素因数の和:11384

約数の個数: 128

約数和(自身を含む): 2199052800

約数和(自身を除く): 1551611160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 53, 54, 60, 72, 90, 106, 108, 120, 135, 159, 180, 212, 216, 265, 270, 318, 360, 424, 477, 530, 540, 636, 795, 954, 1060, 1080, 1272, 1431, 1590, 1908, 2120, 2385, 2862, 3180, 3816, 4770, 5724, 6360, 7155, 9540, 11311, 11448, 14310, 19080, 22622, 28620, 33933, 45244, 56555, 57240, 67866, 90488, 101799, 113110, 135732, 169665, 203598, 226220, 271464, 305397, 339330, 407196, 452440, 508995, 599483, 610794, 678660, 814392, 1017990, 1198966, 1221588, 1357320, 1526985, 1798449, 2035980, 2397932, 2443176, 2997415, 3053970, 3596898, 4071960, 4795864, 5395347, 5994830, 6107940, 7193796, 8992245, 10790694, 11989660, 12215880, 14387592, 16186041, 17984490, 21581388, 23979320, 26976735, 32372082, 35968980, 43162776, 53953470, 64744164, 71937960, 80930205, 107906940, 129488328, 161860410, 215813880, 323720820, 647441640]

約数ペア:

[(1, 647441640), (2, 323720820), (3, 215813880), (4, 161860410), (5, 129488328), (6, 107906940), (8, 80930205), (9, 71937960), (10, 64744164), (12, 53953470), (15, 43162776), (18, 35968980), (20, 32372082), (24, 26976735), (27, 23979320), (30, 21581388), (36, 17984490), (40, 16186041), (45, 14387592), (53, 12215880), (54, 11989660), (60, 10790694), (72, 8992245), (90, 7193796), (106, 6107940), (108, 5994830), (120, 5395347), (135, 4795864), (159, 4071960), (180, 3596898), (212, 3053970), (216, 2997415), (265, 2443176), (270, 2397932), (318, 2035980), (360, 1798449), (424, 1526985), (477, 1357320), (530, 1221588), (540, 1198966), (636, 1017990), (795, 814392), (954, 678660), (1060, 610794), (1080, 599483), (1272, 508995), (1431, 452440), (1590, 407196), (1908, 339330), (2120, 305397), (2385, 271464), (2862, 226220), (3180, 203598), (3816, 169665), (4770, 135732), (5724, 113110), (6360, 101799), (7155, 90488), (9540, 67866), (11311, 57240), (11448, 56555), (14310, 45244), (19080, 33933), (22622, 28620)]