82060380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{6421}}^1$

素因数の和:6507

約数の個数: 72

約数和(自身を含む): 252461664

約数和(自身を除く): 170401284

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, 6421, 12780, 12842, 19263, 25684, 32105, 38526, 57789, 64210, 77052, 96315, 115578, 128420, 192630, 231156, 288945, 385260, 455891, 577890, 911782, 1155780, 1367673, 1823564, 2279455, 2735346, 4103019, 4558910, 5470692, 6838365, 8206038, 9117820, 13676730, 16412076, 20515095, 27353460, 41030190, 82060380]

約数ペア:

[(1, 82060380), (2, 41030190), (3, 27353460), (4, 20515095), (5, 16412076), (6, 13676730), (9, 9117820), (10, 8206038), (12, 6838365), (15, 5470692), (18, 4558910), (20, 4103019), (30, 2735346), (36, 2279455), (45, 1823564), (60, 1367673), (71, 1155780), (90, 911782), (142, 577890), (180, 455891), (213, 385260), (284, 288945), (355, 231156), (426, 192630), (639, 128420), (710, 115578), (852, 96315), (1065, 77052), (1278, 64210), (1420, 57789), (2130, 38526), (2556, 32105), (3195, 25684), (4260, 19263), (6390, 12842), (6421, 12780)]