161831016

素因数分解:

$2^3\times 3^2\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{313}}^1$

素因数の和:535

約数の個数: 96

約数和(自身を含む): 452612160

約数和(自身を除く): 290781144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 43, 72, 86, 129, 167, 172, 258, 313, 334, 344, 387, 501, 516, 626, 668, 774, 939, 1002, 1032, 1252, 1336, 1503, 1548, 1878, 2004, 2504, 2817, 3006, 3096, 3756, 4008, 5634, 6012, 7181, 7512, 11268, 12024, 13459, 14362, 21543, 22536, 26918, 28724, 40377, 43086, 52271, 53836, 57448, 64629, 80754, 86172, 104542, 107672, 121131, 129258, 156813, 161508, 172344, 209084, 242262, 258516, 313626, 323016, 418168, 470439, 484524, 517032, 627252, 940878, 969048, 1254504, 1881756, 2247653, 3763512, 4495306, 6742959, 8990612, 13485918, 17981224, 20228877, 26971836, 40457754, 53943672, 80915508, 161831016]

約数ペア:

[(1, 161831016), (2, 80915508), (3, 53943672), (4, 40457754), (6, 26971836), (8, 20228877), (9, 17981224), (12, 13485918), (18, 8990612), (24, 6742959), (36, 4495306), (43, 3763512), (72, 2247653), (86, 1881756), (129, 1254504), (167, 969048), (172, 940878), (258, 627252), (313, 517032), (334, 484524), (344, 470439), (387, 418168), (501, 323016), (516, 313626), (626, 258516), (668, 242262), (774, 209084), (939, 172344), (1002, 161508), (1032, 156813), (1252, 129258), (1336, 121131), (1503, 107672), (1548, 104542), (1878, 86172), (2004, 80754), (2504, 64629), (2817, 57448), (3006, 53836), (3096, 52271), (3756, 43086), (4008, 40377), (5634, 28724), (6012, 26918), (7181, 22536), (7512, 21543), (11268, 14362), (12024, 13459)]