2572380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{461}}^1$

素因数の和:507

約数の個数: 72

約数和(自身を含む): 8072064

約数和(自身を除く): 5499684

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 461, 465, 558, 620, 922, 930, 1116, 1383, 1395, 1844, 1860, 2305, 2766, 2790, 4149, 4610, 5532, 5580, 6915, 8298, 9220, 13830, 14291, 16596, 20745, 27660, 28582, 41490, 42873, 57164, 71455, 82980, 85746, 128619, 142910, 171492, 214365, 257238, 285820, 428730, 514476, 643095, 857460, 1286190, 2572380]

約数ペア:

[(1, 2572380), (2, 1286190), (3, 857460), (4, 643095), (5, 514476), (6, 428730), (9, 285820), (10, 257238), (12, 214365), (15, 171492), (18, 142910), (20, 128619), (30, 85746), (31, 82980), (36, 71455), (45, 57164), (60, 42873), (62, 41490), (90, 28582), (93, 27660), (124, 20745), (155, 16596), (180, 14291), (186, 13830), (279, 9220), (310, 8298), (372, 6915), (461, 5580), (465, 5532), (558, 4610), (620, 4149), (922, 2790), (930, 2766), (1116, 2305), (1383, 1860), (1395, 1844)]