51971280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{2609}}^1$

素因数の和:2708

約数の個数: 80

約数和(自身を含む): 163114560

約数和(自身を除く): 111143280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 83, 120, 166, 240, 249, 332, 415, 498, 664, 830, 996, 1245, 1328, 1660, 1992, 2490, 2609, 3320, 3984, 4980, 5218, 6640, 7827, 9960, 10436, 13045, 15654, 19920, 20872, 26090, 31308, 39135, 41744, 52180, 62616, 78270, 104360, 125232, 156540, 208720, 216547, 313080, 433094, 626160, 649641, 866188, 1082735, 1299282, 1732376, 2165470, 2598564, 3248205, 3464752, 4330940, 5197128, 6496410, 8661880, 10394256, 12992820, 17323760, 25985640, 51971280]

約数ペア:

[(1, 51971280), (2, 25985640), (3, 17323760), (4, 12992820), (5, 10394256), (6, 8661880), (8, 6496410), (10, 5197128), (12, 4330940), (15, 3464752), (16, 3248205), (20, 2598564), (24, 2165470), (30, 1732376), (40, 1299282), (48, 1082735), (60, 866188), (80, 649641), (83, 626160), (120, 433094), (166, 313080), (240, 216547), (249, 208720), (332, 156540), (415, 125232), (498, 104360), (664, 78270), (830, 62616), (996, 52180), (1245, 41744), (1328, 39135), (1660, 31308), (1992, 26090), (2490, 20872), (2609, 19920), (3320, 15654), (3984, 13045), (4980, 10436), (5218, 9960), (6640, 7827)]