20150372

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:153

約数の個数: 72

約数和(自身を含む): 42900480

約数和(自身を除く): 22750108

約数列:

[1, 2, 4, 11, 17, 22, 31, 34, 44, 62, 68, 79, 121, 124, 158, 187, 242, 316, 341, 374, 484, 527, 682, 748, 869, 1054, 1343, 1364, 1738, 2057, 2108, 2449, 2686, 3476, 3751, 4114, 4898, 5372, 5797, 7502, 8228, 9559, 9796, 11594, 14773, 15004, 19118, 23188, 26939, 29546, 38236, 41633, 53878, 59092, 63767, 83266, 107756, 127534, 162503, 166532, 255068, 296329, 325006, 457963, 592658, 650012, 915926, 1185316, 1831852, 5037593, 10075186, 20150372]

約数ペア:

[(1, 20150372), (2, 10075186), (4, 5037593), (11, 1831852), (17, 1185316), (22, 915926), (31, 650012), (34, 592658), (44, 457963), (62, 325006), (68, 296329), (79, 255068), (121, 166532), (124, 162503), (158, 127534), (187, 107756), (242, 83266), (316, 63767), (341, 59092), (374, 53878), (484, 41633), (527, 38236), (682, 29546), (748, 26939), (869, 23188), (1054, 19118), (1343, 15004), (1364, 14773), (1738, 11594), (2057, 9796), (2108, 9559), (2449, 8228), (2686, 7502), (3476, 5797), (3751, 5372), (4114, 4898)]