7240480

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^2$

素因数の和:146

約数の個数: 72

約数和(自身を含む): 18738972

約数和(自身を除く): 11498492

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 59, 65, 80, 104, 118, 130, 160, 208, 236, 260, 295, 416, 472, 520, 590, 767, 944, 1040, 1180, 1534, 1888, 2080, 2360, 3068, 3481, 3835, 4720, 6136, 6962, 7670, 9440, 12272, 13924, 15340, 17405, 24544, 27848, 30680, 34810, 45253, 55696, 61360, 69620, 90506, 111392, 122720, 139240, 181012, 226265, 278480, 362024, 452530, 556960, 724048, 905060, 1448096, 1810120, 3620240, 7240480]

約数ペア:

[(1, 7240480), (2, 3620240), (4, 1810120), (5, 1448096), (8, 905060), (10, 724048), (13, 556960), (16, 452530), (20, 362024), (26, 278480), (32, 226265), (40, 181012), (52, 139240), (59, 122720), (65, 111392), (80, 90506), (104, 69620), (118, 61360), (130, 55696), (160, 45253), (208, 34810), (236, 30680), (260, 27848), (295, 24544), (416, 17405), (472, 15340), (520, 13924), (590, 12272), (767, 9440), (944, 7670), (1040, 6962), (1180, 6136), (1534, 4720), (1888, 3835), (2080, 3481), (2360, 3068)]