123555900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{2437}}^1$

素因数の和:2480

約数の個数: 108

約数和(自身を含む): 387261672

約数和(自身を除く): 263705772

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 169, 195, 260, 300, 325, 338, 390, 507, 650, 676, 780, 845, 975, 1014, 1300, 1690, 1950, 2028, 2437, 2535, 3380, 3900, 4225, 4874, 5070, 7311, 8450, 9748, 10140, 12185, 12675, 14622, 16900, 24370, 25350, 29244, 31681, 36555, 48740, 50700, 60925, 63362, 73110, 95043, 121850, 126724, 146220, 158405, 182775, 190086, 243700, 316810, 365550, 380172, 411853, 475215, 633620, 731100, 792025, 823706, 950430, 1235559, 1584050, 1647412, 1900860, 2059265, 2376075, 2471118, 3168100, 4118530, 4752150, 4942236, 6177795, 8237060, 9504300, 10296325, 12355590, 20592650, 24711180, 30888975, 41185300, 61777950, 123555900]

約数ペア:

[(1, 123555900), (2, 61777950), (3, 41185300), (4, 30888975), (5, 24711180), (6, 20592650), (10, 12355590), (12, 10296325), (13, 9504300), (15, 8237060), (20, 6177795), (25, 4942236), (26, 4752150), (30, 4118530), (39, 3168100), (50, 2471118), (52, 2376075), (60, 2059265), (65, 1900860), (75, 1647412), (78, 1584050), (100, 1235559), (130, 950430), (150, 823706), (156, 792025), (169, 731100), (195, 633620), (260, 475215), (300, 411853), (325, 380172), (338, 365550), (390, 316810), (507, 243700), (650, 190086), (676, 182775), (780, 158405), (845, 146220), (975, 126724), (1014, 121850), (1300, 95043), (1690, 73110), (1950, 63362), (2028, 60925), (2437, 50700), (2535, 48740), (3380, 36555), (3900, 31681), (4225, 29244), (4874, 25350), (5070, 24370), (7311, 16900), (8450, 14622), (9748, 12675), (10140, 12185)]