201813240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{23687}}^1$

素因数の和:23772

約数の個数: 64

約数和(自身を含む): 613992960

約数和(自身を除く): 412179720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 1065, 1420, 1704, 2130, 2840, 4260, 8520, 23687, 47374, 71061, 94748, 118435, 142122, 189496, 236870, 284244, 355305, 473740, 568488, 710610, 947480, 1421220, 1681777, 2842440, 3363554, 5045331, 6727108, 8408885, 10090662, 13454216, 16817770, 20181324, 25226655, 33635540, 40362648, 50453310, 67271080, 100906620, 201813240]

約数ペア:

[(1, 201813240), (2, 100906620), (3, 67271080), (4, 50453310), (5, 40362648), (6, 33635540), (8, 25226655), (10, 20181324), (12, 16817770), (15, 13454216), (20, 10090662), (24, 8408885), (30, 6727108), (40, 5045331), (60, 3363554), (71, 2842440), (120, 1681777), (142, 1421220), (213, 947480), (284, 710610), (355, 568488), (426, 473740), (568, 355305), (710, 284244), (852, 236870), (1065, 189496), (1420, 142122), (1704, 118435), (2130, 94748), (2840, 71061), (4260, 47374), (8520, 23687)]