30787440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{787}}^1$

素因数の和:966

約数の個数: 80

約数和(自身を含む): 96148608

約数和(自身を除く): 65361168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 163, 240, 326, 489, 652, 787, 815, 978, 1304, 1574, 1630, 1956, 2361, 2445, 2608, 3148, 3260, 3912, 3935, 4722, 4890, 6296, 6520, 7824, 7870, 9444, 9780, 11805, 12592, 13040, 15740, 18888, 19560, 23610, 31480, 37776, 39120, 47220, 62960, 94440, 128281, 188880, 256562, 384843, 513124, 641405, 769686, 1026248, 1282810, 1539372, 1924215, 2052496, 2565620, 3078744, 3848430, 5131240, 6157488, 7696860, 10262480, 15393720, 30787440]

約数ペア:

[(1, 30787440), (2, 15393720), (3, 10262480), (4, 7696860), (5, 6157488), (6, 5131240), (8, 3848430), (10, 3078744), (12, 2565620), (15, 2052496), (16, 1924215), (20, 1539372), (24, 1282810), (30, 1026248), (40, 769686), (48, 641405), (60, 513124), (80, 384843), (120, 256562), (163, 188880), (240, 128281), (326, 94440), (489, 62960), (652, 47220), (787, 39120), (815, 37776), (978, 31480), (1304, 23610), (1574, 19560), (1630, 18888), (1956, 15740), (2361, 13040), (2445, 12592), (2608, 11805), (3148, 9780), (3260, 9444), (3912, 7870), (3935, 7824), (4722, 6520), (4890, 6296)]