72109872

素因数分解:

$2^4\times 3^3\times {\mathrm{71}}^1\times {\mathrm{2351}}^1$

素因数の和:2439

約数の個数: 80

約数和(自身を含む): 209986560

約数和(自身を除く): 137876688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 71, 72, 108, 142, 144, 213, 216, 284, 426, 432, 568, 639, 852, 1136, 1278, 1704, 1917, 2351, 2556, 3408, 3834, 4702, 5112, 7053, 7668, 9404, 10224, 14106, 15336, 18808, 21159, 28212, 30672, 37616, 42318, 56424, 63477, 84636, 112848, 126954, 166921, 169272, 253908, 333842, 338544, 500763, 507816, 667684, 1001526, 1015632, 1335368, 1502289, 2003052, 2670736, 3004578, 4006104, 4506867, 6009156, 8012208, 9013734, 12018312, 18027468, 24036624, 36054936, 72109872]

約数ペア:

[(1, 72109872), (2, 36054936), (3, 24036624), (4, 18027468), (6, 12018312), (8, 9013734), (9, 8012208), (12, 6009156), (16, 4506867), (18, 4006104), (24, 3004578), (27, 2670736), (36, 2003052), (48, 1502289), (54, 1335368), (71, 1015632), (72, 1001526), (108, 667684), (142, 507816), (144, 500763), (213, 338544), (216, 333842), (284, 253908), (426, 169272), (432, 166921), (568, 126954), (639, 112848), (852, 84636), (1136, 63477), (1278, 56424), (1704, 42318), (1917, 37616), (2351, 30672), (2556, 28212), (3408, 21159), (3834, 18808), (4702, 15336), (5112, 14106), (7053, 10224), (7668, 9404)]