7725420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{257}}^1$

素因数の和:439

約数の個数: 72

約数和(自身を含む): 23665824

約数和(自身を除く): 15940404

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 167, 180, 257, 334, 501, 514, 668, 771, 835, 1002, 1028, 1285, 1503, 1542, 1670, 2004, 2313, 2505, 2570, 3006, 3084, 3340, 3855, 4626, 5010, 5140, 6012, 7515, 7710, 9252, 10020, 11565, 15030, 15420, 23130, 30060, 42919, 46260, 85838, 128757, 171676, 214595, 257514, 386271, 429190, 515028, 643785, 772542, 858380, 1287570, 1545084, 1931355, 2575140, 3862710, 7725420]

約数ペア:

[(1, 7725420), (2, 3862710), (3, 2575140), (4, 1931355), (5, 1545084), (6, 1287570), (9, 858380), (10, 772542), (12, 643785), (15, 515028), (18, 429190), (20, 386271), (30, 257514), (36, 214595), (45, 171676), (60, 128757), (90, 85838), (167, 46260), (180, 42919), (257, 30060), (334, 23130), (501, 15420), (514, 15030), (668, 11565), (771, 10020), (835, 9252), (1002, 7710), (1028, 7515), (1285, 6012), (1503, 5140), (1542, 5010), (1670, 4626), (2004, 3855), (2313, 3340), (2505, 3084), (2570, 3006)]