647036940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{443}}^1\times {\mathrm{2213}}^1$

素因数の和:2679

約数の個数: 96

約数和(自身を含む): 1981760256

約数和(自身を除く): 1334723316

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 443, 660, 886, 1329, 1772, 2213, 2215, 2658, 4426, 4430, 4873, 5316, 6639, 6645, 8852, 8860, 9746, 11065, 13278, 13290, 14619, 19492, 22130, 24343, 24365, 26556, 26580, 29238, 33195, 44260, 48686, 48730, 58476, 66390, 73029, 73095, 97372, 97460, 121715, 132780, 146058, 146190, 243430, 292116, 292380, 365145, 486860, 730290, 980359, 1460580, 1960718, 2941077, 3921436, 4901795, 5882154, 9803590, 10783949, 11764308, 14705385, 19607180, 21567898, 29410770, 32351847, 43135796, 53919745, 58821540, 64703694, 107839490, 129407388, 161759235, 215678980, 323518470, 647036940]

約数ペア:

[(1, 647036940), (2, 323518470), (3, 215678980), (4, 161759235), (5, 129407388), (6, 107839490), (10, 64703694), (11, 58821540), (12, 53919745), (15, 43135796), (20, 32351847), (22, 29410770), (30, 21567898), (33, 19607180), (44, 14705385), (55, 11764308), (60, 10783949), (66, 9803590), (110, 5882154), (132, 4901795), (165, 3921436), (220, 2941077), (330, 1960718), (443, 1460580), (660, 980359), (886, 730290), (1329, 486860), (1772, 365145), (2213, 292380), (2215, 292116), (2658, 243430), (4426, 146190), (4430, 146058), (4873, 132780), (5316, 121715), (6639, 97460), (6645, 97372), (8852, 73095), (8860, 73029), (9746, 66390), (11065, 58476), (13278, 48730), (13290, 48686), (14619, 44260), (19492, 33195), (22130, 29238), (24343, 26580), (24365, 26556)]