90135220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^2\times {\mathrm{383}}^1$

素因数の和:481

約数の個数: 72

約数和(自身を含む): 222308352

約数和(自身を除く): 132173132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 383, 410, 574, 766, 820, 1148, 1435, 1532, 1681, 1915, 2681, 2870, 3362, 3830, 5362, 5740, 6724, 7660, 8405, 10724, 11767, 13405, 15703, 16810, 23534, 26810, 31406, 33620, 47068, 53620, 58835, 62812, 78515, 109921, 117670, 157030, 219842, 235340, 314060, 439684, 549605, 643823, 1099210, 1287646, 2198420, 2575292, 3219115, 4506761, 6438230, 9013522, 12876460, 18027044, 22533805, 45067610, 90135220]

約数ペア:

[(1, 90135220), (2, 45067610), (4, 22533805), (5, 18027044), (7, 12876460), (10, 9013522), (14, 6438230), (20, 4506761), (28, 3219115), (35, 2575292), (41, 2198420), (70, 1287646), (82, 1099210), (140, 643823), (164, 549605), (205, 439684), (287, 314060), (383, 235340), (410, 219842), (574, 157030), (766, 117670), (820, 109921), (1148, 78515), (1435, 62812), (1532, 58835), (1681, 53620), (1915, 47068), (2681, 33620), (2870, 31406), (3362, 26810), (3830, 23534), (5362, 16810), (5740, 15703), (6724, 13405), (7660, 11767), (8405, 10724)]