123940530

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{21859}}^1$

素因数の和:21885

約数の個数: 80

約数和(自身を含む): 380888640

約数和(自身を除く): 256948110

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 81, 90, 105, 126, 135, 162, 189, 210, 270, 315, 378, 405, 567, 630, 810, 945, 1134, 1890, 2835, 5670, 21859, 43718, 65577, 109295, 131154, 153013, 196731, 218590, 306026, 327885, 393462, 459039, 590193, 655770, 765065, 918078, 983655, 1180386, 1377117, 1530130, 1770579, 1967310, 2295195, 2754234, 2950965, 3541158, 4131351, 4590390, 5901930, 6885585, 8262702, 8852895, 12394053, 13771170, 17705790, 20656755, 24788106, 41313510, 61970265, 123940530]

約数ペア:

[(1, 123940530), (2, 61970265), (3, 41313510), (5, 24788106), (6, 20656755), (7, 17705790), (9, 13771170), (10, 12394053), (14, 8852895), (15, 8262702), (18, 6885585), (21, 5901930), (27, 4590390), (30, 4131351), (35, 3541158), (42, 2950965), (45, 2754234), (54, 2295195), (63, 1967310), (70, 1770579), (81, 1530130), (90, 1377117), (105, 1180386), (126, 983655), (135, 918078), (162, 765065), (189, 655770), (210, 590193), (270, 459039), (315, 393462), (378, 327885), (405, 306026), (567, 218590), (630, 196731), (810, 153013), (945, 131154), (1134, 109295), (1890, 65577), (2835, 43718), (5670, 21859)]