213983824

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:288

約数の個数: 80

約数和(自身を含む): 446955520

約数和(自身を除く): 232971696

約数列:

[1, 2, 4, 8, 16, 31, 43, 62, 79, 86, 124, 127, 158, 172, 248, 254, 316, 344, 496, 508, 632, 688, 1016, 1264, 1333, 2032, 2449, 2666, 3397, 3937, 4898, 5332, 5461, 6794, 7874, 9796, 10033, 10664, 10922, 13588, 15748, 19592, 20066, 21328, 21844, 27176, 31496, 39184, 40132, 43688, 54352, 62992, 80264, 87376, 105307, 160528, 169291, 210614, 311023, 338582, 421228, 431419, 622046, 677164, 842456, 862838, 1244092, 1354328, 1684912, 1725676, 2488184, 2708656, 3451352, 4976368, 6902704, 13373989, 26747978, 53495956, 106991912, 213983824]

約数ペア:

[(1, 213983824), (2, 106991912), (4, 53495956), (8, 26747978), (16, 13373989), (31, 6902704), (43, 4976368), (62, 3451352), (79, 2708656), (86, 2488184), (124, 1725676), (127, 1684912), (158, 1354328), (172, 1244092), (248, 862838), (254, 842456), (316, 677164), (344, 622046), (496, 431419), (508, 421228), (632, 338582), (688, 311023), (1016, 210614), (1264, 169291), (1333, 160528), (2032, 105307), (2449, 87376), (2666, 80264), (3397, 62992), (3937, 54352), (4898, 43688), (5332, 40132), (5461, 39184), (6794, 31496), (7874, 27176), (9796, 21844), (10033, 21328), (10664, 20066), (10922, 19592), (13588, 15748)]