451566520

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{241}}^1\times {\mathrm{337}}^1$

素因数の和:728

約数の個数: 64

約数和(自身を含む): 1030629600

約数和(自身を除く): 579063080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 241, 278, 337, 482, 556, 674, 695, 964, 1112, 1205, 1348, 1390, 1685, 1928, 2410, 2696, 2780, 3370, 4820, 5560, 6740, 9640, 13480, 33499, 46843, 66998, 81217, 93686, 133996, 162434, 167495, 187372, 234215, 267992, 324868, 334990, 374744, 406085, 468430, 649736, 669980, 812170, 936860, 1339960, 1624340, 1873720, 3248680, 11289163, 22578326, 45156652, 56445815, 90313304, 112891630, 225783260, 451566520]

約数ペア:

[(1, 451566520), (2, 225783260), (4, 112891630), (5, 90313304), (8, 56445815), (10, 45156652), (20, 22578326), (40, 11289163), (139, 3248680), (241, 1873720), (278, 1624340), (337, 1339960), (482, 936860), (556, 812170), (674, 669980), (695, 649736), (964, 468430), (1112, 406085), (1205, 374744), (1348, 334990), (1390, 324868), (1685, 267992), (1928, 234215), (2410, 187372), (2696, 167495), (2780, 162434), (3370, 133996), (4820, 93686), (5560, 81217), (6740, 66998), (9640, 46843), (13480, 33499)]