15393720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{787}}^1$

素因数の和:964

約数の個数: 64

約数和(自身を含む): 46523520

約数和(自身を除く): 31129800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 163, 326, 489, 652, 787, 815, 978, 1304, 1574, 1630, 1956, 2361, 2445, 3148, 3260, 3912, 3935, 4722, 4890, 6296, 6520, 7870, 9444, 9780, 11805, 15740, 18888, 19560, 23610, 31480, 47220, 94440, 128281, 256562, 384843, 513124, 641405, 769686, 1026248, 1282810, 1539372, 1924215, 2565620, 3078744, 3848430, 5131240, 7696860, 15393720]

約数ペア:

[(1, 15393720), (2, 7696860), (3, 5131240), (4, 3848430), (5, 3078744), (6, 2565620), (8, 1924215), (10, 1539372), (12, 1282810), (15, 1026248), (20, 769686), (24, 641405), (30, 513124), (40, 384843), (60, 256562), (120, 128281), (163, 94440), (326, 47220), (489, 31480), (652, 23610), (787, 19560), (815, 18888), (978, 15740), (1304, 11805), (1574, 9780), (1630, 9444), (1956, 7870), (2361, 6520), (2445, 6296), (3148, 4890), (3260, 4722), (3912, 3935)]