7658460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{271}}^1$

素因数の和:443

約数の個数: 72

約数和(自身を含む): 23464896

約数和(自身を除く): 15806436

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 157, 180, 271, 314, 471, 542, 628, 785, 813, 942, 1084, 1355, 1413, 1570, 1626, 1884, 2355, 2439, 2710, 2826, 3140, 3252, 4065, 4710, 4878, 5420, 5652, 7065, 8130, 9420, 9756, 12195, 14130, 16260, 24390, 28260, 42547, 48780, 85094, 127641, 170188, 212735, 255282, 382923, 425470, 510564, 638205, 765846, 850940, 1276410, 1531692, 1914615, 2552820, 3829230, 7658460]

約数ペア:

[(1, 7658460), (2, 3829230), (3, 2552820), (4, 1914615), (5, 1531692), (6, 1276410), (9, 850940), (10, 765846), (12, 638205), (15, 510564), (18, 425470), (20, 382923), (30, 255282), (36, 212735), (45, 170188), (60, 127641), (90, 85094), (157, 48780), (180, 42547), (271, 28260), (314, 24390), (471, 16260), (542, 14130), (628, 12195), (785, 9756), (813, 9420), (942, 8130), (1084, 7065), (1355, 5652), (1413, 5420), (1570, 4878), (1626, 4710), (1884, 4065), (2355, 3252), (2439, 3140), (2710, 2826)]