51186480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{787}}^1$

素因数の和:1074

約数の個数: 80

約数和(自身を含む): 159465984

約数和(自身を除く): 108279504

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 271, 542, 787, 813, 1084, 1355, 1574, 1626, 2168, 2361, 2710, 3148, 3252, 3935, 4065, 4336, 4722, 5420, 6296, 6504, 7870, 8130, 9444, 10840, 11805, 12592, 13008, 15740, 16260, 18888, 21680, 23610, 31480, 32520, 37776, 47220, 62960, 65040, 94440, 188880, 213277, 426554, 639831, 853108, 1066385, 1279662, 1706216, 2132770, 2559324, 3199155, 3412432, 4265540, 5118648, 6398310, 8531080, 10237296, 12796620, 17062160, 25593240, 51186480]

約数ペア:

[(1, 51186480), (2, 25593240), (3, 17062160), (4, 12796620), (5, 10237296), (6, 8531080), (8, 6398310), (10, 5118648), (12, 4265540), (15, 3412432), (16, 3199155), (20, 2559324), (24, 2132770), (30, 1706216), (40, 1279662), (48, 1066385), (60, 853108), (80, 639831), (120, 426554), (240, 213277), (271, 188880), (542, 94440), (787, 65040), (813, 62960), (1084, 47220), (1355, 37776), (1574, 32520), (1626, 31480), (2168, 23610), (2361, 21680), (2710, 18888), (3148, 16260), (3252, 15740), (3935, 13008), (4065, 12592), (4336, 11805), (4722, 10840), (5420, 9444), (6296, 8130), (6504, 7870)]