159722920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{229}}^1$

素因数の和:347

約数の個数: 128

約数和(自身を含む): 429235200

約数和(自身を除く): 269512280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 53, 56, 70, 94, 106, 140, 188, 212, 229, 235, 265, 280, 329, 371, 376, 424, 458, 470, 530, 658, 742, 916, 940, 1060, 1145, 1316, 1484, 1603, 1645, 1832, 1855, 1880, 2120, 2290, 2491, 2632, 2968, 3206, 3290, 3710, 4580, 4982, 6412, 6580, 7420, 8015, 9160, 9964, 10763, 12137, 12455, 12824, 13160, 14840, 16030, 17437, 19928, 21526, 24274, 24910, 32060, 34874, 43052, 48548, 49820, 53815, 60685, 64120, 69748, 75341, 84959, 86104, 87185, 97096, 99640, 107630, 121370, 139496, 150682, 169918, 174370, 215260, 242740, 301364, 339836, 348740, 376705, 424795, 430520, 485480, 570439, 602728, 679672, 697480, 753410, 849590, 1140878, 1506820, 1699180, 2281756, 2852195, 3013640, 3398360, 3993073, 4563512, 5704390, 7986146, 11408780, 15972292, 19965365, 22817560, 31944584, 39930730, 79861460, 159722920]

約数ペア:

[(1, 159722920), (2, 79861460), (4, 39930730), (5, 31944584), (7, 22817560), (8, 19965365), (10, 15972292), (14, 11408780), (20, 7986146), (28, 5704390), (35, 4563512), (40, 3993073), (47, 3398360), (53, 3013640), (56, 2852195), (70, 2281756), (94, 1699180), (106, 1506820), (140, 1140878), (188, 849590), (212, 753410), (229, 697480), (235, 679672), (265, 602728), (280, 570439), (329, 485480), (371, 430520), (376, 424795), (424, 376705), (458, 348740), (470, 339836), (530, 301364), (658, 242740), (742, 215260), (916, 174370), (940, 169918), (1060, 150682), (1145, 139496), (1316, 121370), (1484, 107630), (1603, 99640), (1645, 97096), (1832, 87185), (1855, 86104), (1880, 84959), (2120, 75341), (2290, 69748), (2491, 64120), (2632, 60685), (2968, 53815), (3206, 49820), (3290, 48548), (3710, 43052), (4580, 34874), (4982, 32060), (6412, 24910), (6580, 24274), (7420, 21526), (8015, 19928), (9160, 17437), (9964, 16030), (10763, 14840), (12137, 13160), (12455, 12824)]