505664520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^3\times {\mathrm{53}}^1$

素因数の和:196

約数の個数: 128

約数和(自身を含む): 1582416000

約数和(自身を除く): 1076751480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 53, 60, 86, 106, 120, 129, 159, 172, 212, 215, 258, 265, 318, 344, 424, 430, 516, 530, 636, 645, 795, 860, 1032, 1060, 1272, 1290, 1590, 1720, 1849, 2120, 2279, 2580, 3180, 3698, 4558, 5160, 5547, 6360, 6837, 7396, 9116, 9245, 11094, 11395, 13674, 14792, 18232, 18490, 22188, 22790, 27348, 27735, 34185, 36980, 44376, 45580, 54696, 55470, 68370, 73960, 79507, 91160, 97997, 110940, 136740, 159014, 195994, 221880, 238521, 273480, 293991, 318028, 391988, 397535, 477042, 489985, 587982, 636056, 783976, 795070, 954084, 979970, 1175964, 1192605, 1469955, 1590140, 1908168, 1959940, 2351928, 2385210, 2939910, 3180280, 3919880, 4213871, 4770420, 5879820, 8427742, 9540840, 11759640, 12641613, 16855484, 21069355, 25283226, 33710968, 42138710, 50566452, 63208065, 84277420, 101132904, 126416130, 168554840, 252832260, 505664520]

約数ペア:

[(1, 505664520), (2, 252832260), (3, 168554840), (4, 126416130), (5, 101132904), (6, 84277420), (8, 63208065), (10, 50566452), (12, 42138710), (15, 33710968), (20, 25283226), (24, 21069355), (30, 16855484), (40, 12641613), (43, 11759640), (53, 9540840), (60, 8427742), (86, 5879820), (106, 4770420), (120, 4213871), (129, 3919880), (159, 3180280), (172, 2939910), (212, 2385210), (215, 2351928), (258, 1959940), (265, 1908168), (318, 1590140), (344, 1469955), (424, 1192605), (430, 1175964), (516, 979970), (530, 954084), (636, 795070), (645, 783976), (795, 636056), (860, 587982), (1032, 489985), (1060, 477042), (1272, 397535), (1290, 391988), (1590, 318028), (1720, 293991), (1849, 273480), (2120, 238521), (2279, 221880), (2580, 195994), (3180, 159014), (3698, 136740), (4558, 110940), (5160, 97997), (5547, 91160), (6360, 79507), (6837, 73960), (7396, 68370), (9116, 55470), (9245, 54696), (11094, 45580), (11395, 44376), (13674, 36980), (14792, 34185), (18232, 27735), (18490, 27348), (22188, 22790)]