55812420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{2081}}^1$

素因数の和:2245

約数の個数: 72

約数和(自身を含む): 170515800

約数和(自身を除く): 114703380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 149, 180, 298, 447, 596, 745, 894, 1341, 1490, 1788, 2081, 2235, 2682, 2980, 4162, 4470, 5364, 6243, 6705, 8324, 8940, 10405, 12486, 13410, 18729, 20810, 24972, 26820, 31215, 37458, 41620, 62430, 74916, 93645, 124860, 187290, 310069, 374580, 620138, 930207, 1240276, 1550345, 1860414, 2790621, 3100690, 3720828, 4651035, 5581242, 6201380, 9302070, 11162484, 13953105, 18604140, 27906210, 55812420]

約数ペア:

[(1, 55812420), (2, 27906210), (3, 18604140), (4, 13953105), (5, 11162484), (6, 9302070), (9, 6201380), (10, 5581242), (12, 4651035), (15, 3720828), (18, 3100690), (20, 2790621), (30, 1860414), (36, 1550345), (45, 1240276), (60, 930207), (90, 620138), (149, 374580), (180, 310069), (298, 187290), (447, 124860), (596, 93645), (745, 74916), (894, 62430), (1341, 41620), (1490, 37458), (1788, 31215), (2081, 26820), (2235, 24972), (2682, 20810), (2980, 18729), (4162, 13410), (4470, 12486), (5364, 10405), (6243, 8940), (6705, 8324)]