315099800

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{821}}^1$

素因数の和:957

約数の個数: 96

約数和(自身を含む): 779749200

約数和(自身を除く): 464649400

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 101, 152, 190, 200, 202, 380, 404, 475, 505, 760, 808, 821, 950, 1010, 1642, 1900, 1919, 2020, 2525, 3284, 3800, 3838, 4040, 4105, 5050, 6568, 7676, 8210, 9595, 10100, 15352, 15599, 16420, 19190, 20200, 20525, 31198, 32840, 38380, 41050, 47975, 62396, 76760, 77995, 82100, 82921, 95950, 124792, 155990, 164200, 165842, 191900, 311980, 331684, 383800, 389975, 414605, 623960, 663368, 779950, 829210, 1559900, 1575499, 1658420, 2073025, 3119800, 3150998, 3316840, 4146050, 6301996, 7877495, 8292100, 12603992, 15754990, 16584200, 31509980, 39387475, 63019960, 78774950, 157549900, 315099800]

約数ペア:

[(1, 315099800), (2, 157549900), (4, 78774950), (5, 63019960), (8, 39387475), (10, 31509980), (19, 16584200), (20, 15754990), (25, 12603992), (38, 8292100), (40, 7877495), (50, 6301996), (76, 4146050), (95, 3316840), (100, 3150998), (101, 3119800), (152, 2073025), (190, 1658420), (200, 1575499), (202, 1559900), (380, 829210), (404, 779950), (475, 663368), (505, 623960), (760, 414605), (808, 389975), (821, 383800), (950, 331684), (1010, 311980), (1642, 191900), (1900, 165842), (1919, 164200), (2020, 155990), (2525, 124792), (3284, 95950), (3800, 82921), (3838, 82100), (4040, 77995), (4105, 76760), (5050, 62396), (6568, 47975), (7676, 41050), (8210, 38380), (9595, 32840), (10100, 31198), (15352, 20525), (15599, 20200), (16420, 19190)]