8347140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{587}}^1$

素因数の和:681

約数の個数: 72

約数和(自身を含む): 25683840

約数和(自身を除く): 17336700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 587, 711, 790, 948, 1174, 1185, 1422, 1580, 1761, 2348, 2370, 2844, 2935, 3522, 3555, 4740, 5283, 5870, 7044, 7110, 8805, 10566, 11740, 14220, 17610, 21132, 26415, 35220, 46373, 52830, 92746, 105660, 139119, 185492, 231865, 278238, 417357, 463730, 556476, 695595, 834714, 927460, 1391190, 1669428, 2086785, 2782380, 4173570, 8347140]

約数ペア:

[(1, 8347140), (2, 4173570), (3, 2782380), (4, 2086785), (5, 1669428), (6, 1391190), (9, 927460), (10, 834714), (12, 695595), (15, 556476), (18, 463730), (20, 417357), (30, 278238), (36, 231865), (45, 185492), (60, 139119), (79, 105660), (90, 92746), (158, 52830), (180, 46373), (237, 35220), (316, 26415), (395, 21132), (474, 17610), (587, 14220), (711, 11740), (790, 10566), (948, 8805), (1174, 7110), (1185, 7044), (1422, 5870), (1580, 5283), (1761, 4740), (2348, 3555), (2370, 3522), (2844, 2935)]