261726210

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{281}}^1$

素因数の和:504

約数の個数: 96

約数和(自身を含む): 696833280

約数和(自身を除く): 435107070

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 79, 90, 131, 158, 237, 262, 281, 393, 395, 474, 562, 655, 711, 786, 790, 843, 1179, 1185, 1310, 1405, 1422, 1686, 1965, 2358, 2370, 2529, 2810, 3555, 3930, 4215, 5058, 5895, 7110, 8430, 10349, 11790, 12645, 20698, 22199, 25290, 31047, 36811, 44398, 51745, 62094, 66597, 73622, 93141, 103490, 110433, 110995, 133194, 155235, 184055, 186282, 199791, 220866, 221990, 310470, 331299, 332985, 368110, 399582, 465705, 552165, 662598, 665970, 931410, 998955, 1104330, 1656495, 1997910, 2908069, 3312990, 5816138, 8724207, 14540345, 17448414, 26172621, 29080690, 43621035, 52345242, 87242070, 130863105, 261726210]

約数ペア:

[(1, 261726210), (2, 130863105), (3, 87242070), (5, 52345242), (6, 43621035), (9, 29080690), (10, 26172621), (15, 17448414), (18, 14540345), (30, 8724207), (45, 5816138), (79, 3312990), (90, 2908069), (131, 1997910), (158, 1656495), (237, 1104330), (262, 998955), (281, 931410), (393, 665970), (395, 662598), (474, 552165), (562, 465705), (655, 399582), (711, 368110), (786, 332985), (790, 331299), (843, 310470), (1179, 221990), (1185, 220866), (1310, 199791), (1405, 186282), (1422, 184055), (1686, 155235), (1965, 133194), (2358, 110995), (2370, 110433), (2529, 103490), (2810, 93141), (3555, 73622), (3930, 66597), (4215, 62094), (5058, 51745), (5895, 44398), (7110, 36811), (8430, 31047), (10349, 25290), (11790, 22199), (12645, 20698)]