123435780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8329}}^1$

素因数の和:8373

約数の個数: 96

約数和(自身を含む): 391843200

約数和(自身を除く): 268407420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 19, 20, 26, 30, 38, 39, 52, 57, 60, 65, 76, 78, 95, 114, 130, 156, 190, 195, 228, 247, 260, 285, 380, 390, 494, 570, 741, 780, 988, 1140, 1235, 1482, 2470, 2964, 3705, 4940, 7410, 8329, 14820, 16658, 24987, 33316, 41645, 49974, 83290, 99948, 108277, 124935, 158251, 166580, 216554, 249870, 316502, 324831, 433108, 474753, 499740, 541385, 633004, 649662, 791255, 949506, 1082770, 1299324, 1582510, 1624155, 1899012, 2057263, 2165540, 2373765, 3165020, 3248310, 4114526, 4747530, 6171789, 6496620, 8229052, 9495060, 10286315, 12343578, 20572630, 24687156, 30858945, 41145260, 61717890, 123435780]

約数ペア:

[(1, 123435780), (2, 61717890), (3, 41145260), (4, 30858945), (5, 24687156), (6, 20572630), (10, 12343578), (12, 10286315), (13, 9495060), (15, 8229052), (19, 6496620), (20, 6171789), (26, 4747530), (30, 4114526), (38, 3248310), (39, 3165020), (52, 2373765), (57, 2165540), (60, 2057263), (65, 1899012), (76, 1624155), (78, 1582510), (95, 1299324), (114, 1082770), (130, 949506), (156, 791255), (190, 649662), (195, 633004), (228, 541385), (247, 499740), (260, 474753), (285, 433108), (380, 324831), (390, 316502), (494, 249870), (570, 216554), (741, 166580), (780, 158251), (988, 124935), (1140, 108277), (1235, 99948), (1482, 83290), (2470, 49974), (2964, 41645), (3705, 33316), (4940, 24987), (7410, 16658), (8329, 14820)]