261422520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{114659}}^1$

素因数の和:114692

約数の個数: 64

約数和(自身を含む): 825552000

約数和(自身を除く): 564129480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 114659, 229318, 343977, 458636, 573295, 687954, 917272, 1146590, 1375908, 1719885, 2178521, 2293180, 2751816, 3439770, 4357042, 4586360, 6535563, 6879540, 8714084, 10892605, 13071126, 13759080, 17428168, 21785210, 26142252, 32677815, 43570420, 52284504, 65355630, 87140840, 130711260, 261422520]

約数ペア:

[(1, 261422520), (2, 130711260), (3, 87140840), (4, 65355630), (5, 52284504), (6, 43570420), (8, 32677815), (10, 26142252), (12, 21785210), (15, 17428168), (19, 13759080), (20, 13071126), (24, 10892605), (30, 8714084), (38, 6879540), (40, 6535563), (57, 4586360), (60, 4357042), (76, 3439770), (95, 2751816), (114, 2293180), (120, 2178521), (152, 1719885), (190, 1375908), (228, 1146590), (285, 917272), (380, 687954), (456, 573295), (570, 458636), (760, 343977), (1140, 229318), (2280, 114659)]