201757860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{15787}}^1$

素因数の和:15873

約数の個数: 72

約数和(自身を含む): 620657856

約数和(自身を除く): 418899996

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 12780, 15787, 31574, 47361, 63148, 78935, 94722, 142083, 157870, 189444, 236805, 284166, 315740, 473610, 568332, 710415, 947220, 1120877, 1420830, 2241754, 2841660, 3362631, 4483508, 5604385, 6725262, 10087893, 11208770, 13450524, 16813155, 20175786, 22417540, 33626310, 40351572, 50439465, 67252620, 100878930, 201757860]

約数ペア:

[(1, 201757860), (2, 100878930), (3, 67252620), (4, 50439465), (5, 40351572), (6, 33626310), (9, 22417540), (10, 20175786), (12, 16813155), (15, 13450524), (18, 11208770), (20, 10087893), (30, 6725262), (36, 5604385), (45, 4483508), (60, 3362631), (71, 2841660), (90, 2241754), (142, 1420830), (180, 1120877), (213, 947220), (284, 710415), (355, 568332), (426, 473610), (639, 315740), (710, 284166), (852, 236805), (1065, 189444), (1278, 157870), (1420, 142083), (2130, 94722), (2556, 78935), (3195, 63148), (4260, 47361), (6390, 31574), (12780, 15787)]