56561580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{2081}}^1$

素因数の和:2247

約数の個数: 72

約数和(自身を含む): 172789344

約数和(自身を除く): 116227764

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 151, 180, 302, 453, 604, 755, 906, 1359, 1510, 1812, 2081, 2265, 2718, 3020, 4162, 4530, 5436, 6243, 6795, 8324, 9060, 10405, 12486, 13590, 18729, 20810, 24972, 27180, 31215, 37458, 41620, 62430, 74916, 93645, 124860, 187290, 314231, 374580, 628462, 942693, 1256924, 1571155, 1885386, 2828079, 3142310, 3770772, 4713465, 5656158, 6284620, 9426930, 11312316, 14140395, 18853860, 28280790, 56561580]

約数ペア:

[(1, 56561580), (2, 28280790), (3, 18853860), (4, 14140395), (5, 11312316), (6, 9426930), (9, 6284620), (10, 5656158), (12, 4713465), (15, 3770772), (18, 3142310), (20, 2828079), (30, 1885386), (36, 1571155), (45, 1256924), (60, 942693), (90, 628462), (151, 374580), (180, 314231), (302, 187290), (453, 124860), (604, 93645), (755, 74916), (906, 62430), (1359, 41620), (1510, 37458), (1812, 31215), (2081, 27180), (2265, 24972), (2718, 20810), (3020, 18729), (4162, 13590), (4530, 12486), (5436, 10405), (6243, 9060), (6795, 8324)]