81974436

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^2\times {\mathrm{127}}^1\times {\mathrm{149}}^1$

素因数の和:321

約数の個数: 72

約数和(自身を含む): 204825600

約数和(自身を除く): 122851164

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 127, 149, 228, 254, 298, 361, 381, 447, 508, 596, 722, 762, 894, 1083, 1444, 1524, 1788, 2166, 2413, 2831, 4332, 4826, 5662, 7239, 8493, 9652, 11324, 14478, 16986, 18923, 28956, 33972, 37846, 45847, 53789, 56769, 75692, 91694, 107578, 113538, 137541, 161367, 183388, 215156, 227076, 275082, 322734, 359537, 550164, 645468, 719074, 1078611, 1438148, 2157222, 4314444, 6831203, 13662406, 20493609, 27324812, 40987218, 81974436]

約数ペア:

[(1, 81974436), (2, 40987218), (3, 27324812), (4, 20493609), (6, 13662406), (12, 6831203), (19, 4314444), (38, 2157222), (57, 1438148), (76, 1078611), (114, 719074), (127, 645468), (149, 550164), (228, 359537), (254, 322734), (298, 275082), (361, 227076), (381, 215156), (447, 183388), (508, 161367), (596, 137541), (722, 113538), (762, 107578), (894, 91694), (1083, 75692), (1444, 56769), (1524, 53789), (1788, 45847), (2166, 37846), (2413, 33972), (2831, 28956), (4332, 18923), (4826, 16986), (5662, 14478), (7239, 11324), (8493, 9652)]