72439312

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:149

約数の個数: 120

約数和(自身を含む): 170989056

約数和(自身を除く): 98549744

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 31, 34, 44, 62, 68, 71, 88, 121, 124, 136, 142, 176, 187, 242, 248, 272, 284, 341, 374, 484, 496, 527, 568, 682, 748, 781, 968, 1054, 1136, 1207, 1364, 1496, 1562, 1936, 2057, 2108, 2201, 2414, 2728, 2992, 3124, 3751, 4114, 4216, 4402, 4828, 5456, 5797, 6248, 7502, 8228, 8432, 8591, 8804, 9656, 11594, 12496, 13277, 15004, 16456, 17182, 17608, 19312, 23188, 24211, 26554, 30008, 32912, 34364, 35216, 37417, 46376, 48422, 53108, 60016, 63767, 68728, 74834, 92752, 96844, 106216, 127534, 137456, 146047, 149668, 193688, 212432, 255068, 266321, 292094, 299336, 387376, 411587, 510136, 532642, 584188, 598672, 823174, 1020272, 1065284, 1168376, 1646348, 2130568, 2336752, 3292696, 4261136, 4527457, 6585392, 9054914, 18109828, 36219656, 72439312]

約数ペア:

[(1, 72439312), (2, 36219656), (4, 18109828), (8, 9054914), (11, 6585392), (16, 4527457), (17, 4261136), (22, 3292696), (31, 2336752), (34, 2130568), (44, 1646348), (62, 1168376), (68, 1065284), (71, 1020272), (88, 823174), (121, 598672), (124, 584188), (136, 532642), (142, 510136), (176, 411587), (187, 387376), (242, 299336), (248, 292094), (272, 266321), (284, 255068), (341, 212432), (374, 193688), (484, 149668), (496, 146047), (527, 137456), (568, 127534), (682, 106216), (748, 96844), (781, 92752), (968, 74834), (1054, 68728), (1136, 63767), (1207, 60016), (1364, 53108), (1496, 48422), (1562, 46376), (1936, 37417), (2057, 35216), (2108, 34364), (2201, 32912), (2414, 30008), (2728, 26554), (2992, 24211), (3124, 23188), (3751, 19312), (4114, 17608), (4216, 17182), (4402, 16456), (4828, 15004), (5456, 13277), (5797, 12496), (6248, 11594), (7502, 9656), (8228, 8804), (8432, 8591)]