268657980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{1031}}^1$

素因数の和:1187

約数の個数: 96

約数和(自身を含む): 778111488

約数和(自身を除く): 509453508

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 101, 129, 172, 202, 215, 258, 303, 404, 430, 505, 516, 606, 645, 860, 1010, 1031, 1212, 1290, 1515, 2020, 2062, 2580, 3030, 3093, 4124, 4343, 5155, 6060, 6186, 8686, 10310, 12372, 13029, 15465, 17372, 20620, 21715, 26058, 30930, 43430, 44333, 52116, 61860, 65145, 86860, 88666, 104131, 130290, 132999, 177332, 208262, 221665, 260580, 265998, 312393, 416524, 443330, 520655, 531996, 624786, 664995, 886660, 1041310, 1249572, 1329990, 1561965, 2082620, 2659980, 3123930, 4477633, 6247860, 8955266, 13432899, 17910532, 22388165, 26865798, 44776330, 53731596, 67164495, 89552660, 134328990, 268657980]

約数ペア:

[(1, 268657980), (2, 134328990), (3, 89552660), (4, 67164495), (5, 53731596), (6, 44776330), (10, 26865798), (12, 22388165), (15, 17910532), (20, 13432899), (30, 8955266), (43, 6247860), (60, 4477633), (86, 3123930), (101, 2659980), (129, 2082620), (172, 1561965), (202, 1329990), (215, 1249572), (258, 1041310), (303, 886660), (404, 664995), (430, 624786), (505, 531996), (516, 520655), (606, 443330), (645, 416524), (860, 312393), (1010, 265998), (1031, 260580), (1212, 221665), (1290, 208262), (1515, 177332), (2020, 132999), (2062, 130290), (2580, 104131), (3030, 88666), (3093, 86860), (4124, 65145), (4343, 61860), (5155, 52116), (6060, 44333), (6186, 43430), (8686, 30930), (10310, 26058), (12372, 21715), (13029, 20620), (15465, 17372)]