668897316

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{6361}}^1$

素因数の和:6521

約数の個数: 72

約数和(自身を含む): 1778509824

約数和(自身を除く): 1109612508

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 127, 138, 207, 254, 276, 381, 414, 508, 762, 828, 1143, 1524, 2286, 2921, 4572, 5842, 6361, 8763, 11684, 12722, 17526, 19083, 25444, 26289, 35052, 38166, 52578, 57249, 76332, 105156, 114498, 146303, 228996, 292606, 438909, 585212, 807847, 877818, 1316727, 1615694, 1755636, 2423541, 2633454, 3231388, 4847082, 5266908, 7270623, 9694164, 14541246, 18580481, 29082492, 37160962, 55741443, 74321924, 111482886, 167224329, 222965772, 334448658, 668897316]

約数ペア:

[(1, 668897316), (2, 334448658), (3, 222965772), (4, 167224329), (6, 111482886), (9, 74321924), (12, 55741443), (18, 37160962), (23, 29082492), (36, 18580481), (46, 14541246), (69, 9694164), (92, 7270623), (127, 5266908), (138, 4847082), (207, 3231388), (254, 2633454), (276, 2423541), (381, 1755636), (414, 1615694), (508, 1316727), (762, 877818), (828, 807847), (1143, 585212), (1524, 438909), (2286, 292606), (2921, 228996), (4572, 146303), (5842, 114498), (6361, 105156), (8763, 76332), (11684, 57249), (12722, 52578), (17526, 38166), (19083, 35052), (25444, 26289)]