119927920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{647}}^1$

素因数の和:998

約数の個数: 80

約数和(自身を含む): 320122368

約数和(自身を除く): 200194448

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 331, 560, 647, 662, 1294, 1324, 1655, 2317, 2588, 2648, 3235, 3310, 4529, 4634, 5176, 5296, 6470, 6620, 9058, 9268, 10352, 11585, 12940, 13240, 18116, 18536, 22645, 23170, 25880, 26480, 36232, 37072, 45290, 46340, 51760, 72464, 90580, 92680, 181160, 185360, 214157, 362320, 428314, 856628, 1070785, 1499099, 1713256, 2141570, 2998198, 3426512, 4283140, 5996396, 7495495, 8566280, 11992792, 14990990, 17132560, 23985584, 29981980, 59963960, 119927920]

約数ペア:

[(1, 119927920), (2, 59963960), (4, 29981980), (5, 23985584), (7, 17132560), (8, 14990990), (10, 11992792), (14, 8566280), (16, 7495495), (20, 5996396), (28, 4283140), (35, 3426512), (40, 2998198), (56, 2141570), (70, 1713256), (80, 1499099), (112, 1070785), (140, 856628), (280, 428314), (331, 362320), (560, 214157), (647, 185360), (662, 181160), (1294, 92680), (1324, 90580), (1655, 72464), (2317, 51760), (2588, 46340), (2648, 45290), (3235, 37072), (3310, 36232), (4529, 26480), (4634, 25880), (5176, 23170), (5296, 22645), (6470, 18536), (6620, 18116), (9058, 13240), (9268, 12940), (10352, 11585)]