478142388

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{563}}^1\times {\mathrm{761}}^1$

素因数の和:1365

約数の個数: 72

約数和(自身を含む): 1251484416

約数和(自身を除く): 773342028

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 558, 563, 761, 1116, 1126, 1522, 1689, 2252, 2283, 3044, 3378, 4566, 5067, 6756, 6849, 9132, 10134, 13698, 17453, 20268, 23591, 27396, 34906, 47182, 52359, 69812, 70773, 94364, 104718, 141546, 157077, 209436, 212319, 283092, 314154, 424638, 428443, 628308, 849276, 856886, 1285329, 1713772, 2570658, 3855987, 5141316, 7711974, 13281733, 15423948, 26563466, 39845199, 53126932, 79690398, 119535597, 159380796, 239071194, 478142388]

約数ペア:

[(1, 478142388), (2, 239071194), (3, 159380796), (4, 119535597), (6, 79690398), (9, 53126932), (12, 39845199), (18, 26563466), (31, 15423948), (36, 13281733), (62, 7711974), (93, 5141316), (124, 3855987), (186, 2570658), (279, 1713772), (372, 1285329), (558, 856886), (563, 849276), (761, 628308), (1116, 428443), (1126, 424638), (1522, 314154), (1689, 283092), (2252, 212319), (2283, 209436), (3044, 157077), (3378, 141546), (4566, 104718), (5067, 94364), (6756, 70773), (6849, 69812), (9132, 52359), (10134, 47182), (13698, 34906), (17453, 27396), (20268, 23591)]