280337850

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{277}}^1$

素因数の和:481

約数の個数: 144

約数和(自身を含む): 818744472

約数和(自身を除く): 538406622

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 30, 39, 45, 50, 65, 75, 78, 90, 117, 130, 150, 173, 195, 225, 234, 277, 325, 346, 390, 450, 519, 554, 585, 650, 831, 865, 975, 1038, 1170, 1385, 1557, 1662, 1730, 1950, 2249, 2493, 2595, 2770, 2925, 3114, 3601, 4155, 4325, 4498, 4986, 5190, 5850, 6747, 6925, 7202, 7785, 8310, 8650, 10803, 11245, 12465, 12975, 13494, 13850, 15570, 18005, 20241, 20775, 21606, 22490, 24930, 25950, 32409, 33735, 36010, 38925, 40482, 41550, 47921, 54015, 56225, 62325, 64818, 67470, 77850, 90025, 95842, 101205, 108030, 112450, 124650, 143763, 162045, 168675, 180050, 202410, 239605, 270075, 287526, 324090, 337350, 431289, 479210, 506025, 540150, 622973, 718815, 810225, 862578, 1012050, 1198025, 1245946, 1437630, 1620450, 1868919, 2156445, 2396050, 3114865, 3594075, 3737838, 4312890, 5606757, 6229730, 7188150, 9344595, 10782225, 11213514, 15574325, 18689190, 21564450, 28033785, 31148650, 46722975, 56067570, 93445950, 140168925, 280337850]

約数ペア:

[(1, 280337850), (2, 140168925), (3, 93445950), (5, 56067570), (6, 46722975), (9, 31148650), (10, 28033785), (13, 21564450), (15, 18689190), (18, 15574325), (25, 11213514), (26, 10782225), (30, 9344595), (39, 7188150), (45, 6229730), (50, 5606757), (65, 4312890), (75, 3737838), (78, 3594075), (90, 3114865), (117, 2396050), (130, 2156445), (150, 1868919), (173, 1620450), (195, 1437630), (225, 1245946), (234, 1198025), (277, 1012050), (325, 862578), (346, 810225), (390, 718815), (450, 622973), (519, 540150), (554, 506025), (585, 479210), (650, 431289), (831, 337350), (865, 324090), (975, 287526), (1038, 270075), (1170, 239605), (1385, 202410), (1557, 180050), (1662, 168675), (1730, 162045), (1950, 143763), (2249, 124650), (2493, 112450), (2595, 108030), (2770, 101205), (2925, 95842), (3114, 90025), (3601, 77850), (4155, 67470), (4325, 64818), (4498, 62325), (4986, 56225), (5190, 54015), (5850, 47921), (6747, 41550), (6925, 40482), (7202, 38925), (7785, 36010), (8310, 33735), (8650, 32409), (10803, 25950), (11245, 24930), (12465, 22490), (12975, 21606), (13494, 20775), (13850, 20241), (15570, 18005)]