745380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:157

約数の個数: 72

約数和(自身を含む): 2339064

約数和(自身を除く): 1593684

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 90, 101, 123, 164, 180, 202, 205, 246, 303, 369, 404, 410, 492, 505, 606, 615, 738, 820, 909, 1010, 1212, 1230, 1476, 1515, 1818, 1845, 2020, 2460, 3030, 3636, 3690, 4141, 4545, 6060, 7380, 8282, 9090, 12423, 16564, 18180, 20705, 24846, 37269, 41410, 49692, 62115, 74538, 82820, 124230, 149076, 186345, 248460, 372690, 745380]

約数ペア:

[(1, 745380), (2, 372690), (3, 248460), (4, 186345), (5, 149076), (6, 124230), (9, 82820), (10, 74538), (12, 62115), (15, 49692), (18, 41410), (20, 37269), (30, 24846), (36, 20705), (41, 18180), (45, 16564), (60, 12423), (82, 9090), (90, 8282), (101, 7380), (123, 6060), (164, 4545), (180, 4141), (202, 3690), (205, 3636), (246, 3030), (303, 2460), (369, 2020), (404, 1845), (410, 1818), (492, 1515), (505, 1476), (606, 1230), (615, 1212), (738, 1010), (820, 909)]