660949485

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:160

約数の個数: 144

約数和(自身を含む): 1350971136

約数和(自身を除く): 690021651

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 47, 49, 53, 57, 95, 105, 133, 141, 147, 159, 235, 245, 265, 285, 329, 361, 371, 399, 665, 705, 735, 795, 893, 931, 987, 1007, 1083, 1113, 1645, 1805, 1855, 1995, 2303, 2491, 2527, 2597, 2679, 2793, 3021, 4465, 4655, 4935, 5035, 5415, 5565, 6251, 6909, 7049, 7473, 7581, 7791, 11515, 12455, 12635, 12985, 13395, 13965, 15105, 16967, 17437, 17689, 18753, 19133, 21147, 31255, 34545, 35245, 37365, 37905, 38955, 43757, 47329, 49343, 50901, 52311, 53067, 57399, 84835, 87185, 88445, 93765, 95665, 105735, 118769, 122059, 131271, 133931, 141987, 148029, 218785, 236645, 246715, 254505, 261555, 265335, 286995, 331303, 356307, 366177, 401793, 593845, 610295, 656355, 669655, 709935, 740145, 831383, 899251, 937517, 993909, 1656515, 1781535, 1830885, 2008965, 2319121, 2494149, 2697753, 2812551, 4156915, 4496255, 4687585, 4969545, 6294757, 6957363, 11595605, 12470745, 13488765, 14062755, 18884271, 31473785, 34786815, 44063299, 94421355, 132189897, 220316495, 660949485]

約数ペア:

[(1, 660949485), (3, 220316495), (5, 132189897), (7, 94421355), (15, 44063299), (19, 34786815), (21, 31473785), (35, 18884271), (47, 14062755), (49, 13488765), (53, 12470745), (57, 11595605), (95, 6957363), (105, 6294757), (133, 4969545), (141, 4687585), (147, 4496255), (159, 4156915), (235, 2812551), (245, 2697753), (265, 2494149), (285, 2319121), (329, 2008965), (361, 1830885), (371, 1781535), (399, 1656515), (665, 993909), (705, 937517), (735, 899251), (795, 831383), (893, 740145), (931, 709935), (987, 669655), (1007, 656355), (1083, 610295), (1113, 593845), (1645, 401793), (1805, 366177), (1855, 356307), (1995, 331303), (2303, 286995), (2491, 265335), (2527, 261555), (2597, 254505), (2679, 246715), (2793, 236645), (3021, 218785), (4465, 148029), (4655, 141987), (4935, 133931), (5035, 131271), (5415, 122059), (5565, 118769), (6251, 105735), (6909, 95665), (7049, 93765), (7473, 88445), (7581, 87185), (7791, 84835), (11515, 57399), (12455, 53067), (12635, 52311), (12985, 50901), (13395, 49343), (13965, 47329), (15105, 43757), (16967, 38955), (17437, 37905), (17689, 37365), (18753, 35245), (19133, 34545), (21147, 31255)]