199010400

素因数分解:

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

素因数の和:945

約数の個数: 144

約数和(自身を含む): 654989328

約数和(自身を除く): 455978928

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 101, 120, 150, 160, 200, 202, 240, 300, 303, 400, 404, 480, 505, 600, 606, 800, 808, 821, 1010, 1200, 1212, 1515, 1616, 1642, 2020, 2400, 2424, 2463, 2525, 3030, 3232, 3284, 4040, 4105, 4848, 4926, 5050, 6060, 6568, 7575, 8080, 8210, 9696, 9852, 10100, 12120, 12315, 13136, 15150, 16160, 16420, 19704, 20200, 20525, 24240, 24630, 26272, 30300, 32840, 39408, 40400, 41050, 48480, 49260, 60600, 61575, 65680, 78816, 80800, 82100, 82921, 98520, 121200, 123150, 131360, 164200, 165842, 197040, 242400, 246300, 248763, 328400, 331684, 394080, 414605, 492600, 497526, 656800, 663368, 829210, 985200, 995052, 1243815, 1326736, 1658420, 1970400, 1990104, 2073025, 2487630, 2653472, 3316840, 3980208, 4146050, 4975260, 6219075, 6633680, 7960416, 8292100, 9950520, 12438150, 13267360, 16584200, 19901040, 24876300, 33168400, 39802080, 49752600, 66336800, 99505200, 199010400]

約数ペア:

[(1, 199010400), (2, 99505200), (3, 66336800), (4, 49752600), (5, 39802080), (6, 33168400), (8, 24876300), (10, 19901040), (12, 16584200), (15, 13267360), (16, 12438150), (20, 9950520), (24, 8292100), (25, 7960416), (30, 6633680), (32, 6219075), (40, 4975260), (48, 4146050), (50, 3980208), (60, 3316840), (75, 2653472), (80, 2487630), (96, 2073025), (100, 1990104), (101, 1970400), (120, 1658420), (150, 1326736), (160, 1243815), (200, 995052), (202, 985200), (240, 829210), (300, 663368), (303, 656800), (400, 497526), (404, 492600), (480, 414605), (505, 394080), (600, 331684), (606, 328400), (800, 248763), (808, 246300), (821, 242400), (1010, 197040), (1200, 165842), (1212, 164200), (1515, 131360), (1616, 123150), (1642, 121200), (2020, 98520), (2400, 82921), (2424, 82100), (2463, 80800), (2525, 78816), (3030, 65680), (3232, 61575), (3284, 60600), (4040, 49260), (4105, 48480), (4848, 41050), (4926, 40400), (5050, 39408), (6060, 32840), (6568, 30300), (7575, 26272), (8080, 24630), (8210, 24240), (9696, 20525), (9852, 20200), (10100, 19704), (12120, 16420), (12315, 16160), (13136, 15150)]