709090470

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{881}}^1$

素因数の和:1179

約数の個数: 128

約数和(自身を含む): 2072770560

約数和(自身を除く): 1363680090

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 45, 54, 55, 66, 90, 99, 110, 135, 165, 198, 270, 271, 297, 330, 495, 542, 594, 813, 881, 990, 1355, 1485, 1626, 1762, 2439, 2643, 2710, 2970, 2981, 4065, 4405, 4878, 5286, 5962, 7317, 7929, 8130, 8810, 8943, 9691, 12195, 13215, 14634, 14905, 15858, 17886, 19382, 23787, 24390, 26430, 26829, 29073, 29810, 36585, 39645, 44715, 47574, 48455, 53658, 58146, 73170, 79290, 80487, 87219, 89430, 96910, 118935, 134145, 145365, 160974, 174438, 237870, 238751, 261657, 268290, 290730, 402435, 436095, 477502, 523314, 716253, 804870, 872190, 1193755, 1308285, 1432506, 2148759, 2387510, 2616570, 2626261, 3581265, 4297518, 5252522, 6446277, 7162530, 7878783, 10743795, 12892554, 13131305, 15757566, 21487590, 23636349, 26262610, 32231385, 39393915, 47272698, 64462770, 70909047, 78787830, 118181745, 141818094, 236363490, 354545235, 709090470]

約数ペア:

[(1, 709090470), (2, 354545235), (3, 236363490), (5, 141818094), (6, 118181745), (9, 78787830), (10, 70909047), (11, 64462770), (15, 47272698), (18, 39393915), (22, 32231385), (27, 26262610), (30, 23636349), (33, 21487590), (45, 15757566), (54, 13131305), (55, 12892554), (66, 10743795), (90, 7878783), (99, 7162530), (110, 6446277), (135, 5252522), (165, 4297518), (198, 3581265), (270, 2626261), (271, 2616570), (297, 2387510), (330, 2148759), (495, 1432506), (542, 1308285), (594, 1193755), (813, 872190), (881, 804870), (990, 716253), (1355, 523314), (1485, 477502), (1626, 436095), (1762, 402435), (2439, 290730), (2643, 268290), (2710, 261657), (2970, 238751), (2981, 237870), (4065, 174438), (4405, 160974), (4878, 145365), (5286, 134145), (5962, 118935), (7317, 96910), (7929, 89430), (8130, 87219), (8810, 80487), (8943, 79290), (9691, 73170), (12195, 58146), (13215, 53658), (14634, 48455), (14905, 47574), (15858, 44715), (17886, 39645), (19382, 36585), (23787, 29810), (24390, 29073), (26430, 26829)]