248578770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{47}}^2$

素因数の和:157

約数の個数: 144

約数和(自身を含む): 691617024

約数和(自身を除く): 443038254

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 31, 33, 47, 55, 62, 66, 93, 94, 110, 121, 141, 155, 165, 186, 235, 242, 282, 310, 330, 341, 363, 465, 470, 517, 605, 682, 705, 726, 930, 1023, 1034, 1210, 1410, 1457, 1551, 1705, 1815, 2046, 2209, 2585, 2914, 3102, 3410, 3630, 3751, 4371, 4418, 5115, 5170, 5687, 6627, 7285, 7502, 7755, 8742, 10230, 11045, 11253, 11374, 13254, 14570, 15510, 16027, 17061, 18755, 21855, 22090, 22506, 24299, 28435, 32054, 33135, 34122, 37510, 43710, 48081, 48598, 56265, 56870, 66270, 68479, 72897, 80135, 85305, 96162, 112530, 121495, 136958, 145794, 160270, 170610, 176297, 205437, 240405, 242990, 267289, 342395, 352594, 364485, 410874, 480810, 528891, 534578, 684790, 728970, 753269, 801867, 881485, 1027185, 1057782, 1336445, 1506538, 1603734, 1762970, 2054370, 2259807, 2644455, 2672890, 3766345, 4009335, 4519614, 5288910, 7532690, 8018670, 8285959, 11299035, 16571918, 22598070, 24857877, 41429795, 49715754, 82859590, 124289385, 248578770]

約数ペア:

[(1, 248578770), (2, 124289385), (3, 82859590), (5, 49715754), (6, 41429795), (10, 24857877), (11, 22598070), (15, 16571918), (22, 11299035), (30, 8285959), (31, 8018670), (33, 7532690), (47, 5288910), (55, 4519614), (62, 4009335), (66, 3766345), (93, 2672890), (94, 2644455), (110, 2259807), (121, 2054370), (141, 1762970), (155, 1603734), (165, 1506538), (186, 1336445), (235, 1057782), (242, 1027185), (282, 881485), (310, 801867), (330, 753269), (341, 728970), (363, 684790), (465, 534578), (470, 528891), (517, 480810), (605, 410874), (682, 364485), (705, 352594), (726, 342395), (930, 267289), (1023, 242990), (1034, 240405), (1210, 205437), (1410, 176297), (1457, 170610), (1551, 160270), (1705, 145794), (1815, 136958), (2046, 121495), (2209, 112530), (2585, 96162), (2914, 85305), (3102, 80135), (3410, 72897), (3630, 68479), (3751, 66270), (4371, 56870), (4418, 56265), (5115, 48598), (5170, 48081), (5687, 43710), (6627, 37510), (7285, 34122), (7502, 33135), (7755, 32054), (8742, 28435), (10230, 24299), (11045, 22506), (11253, 22090), (11374, 21855), (13254, 18755), (14570, 17061), (15510, 16027)]