68638360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:233

約数の個数: 128

約数和(自身を含む): 186624000

約数和(自身を除く): 117985640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 79, 107, 116, 140, 145, 158, 203, 214, 232, 280, 290, 316, 395, 406, 428, 535, 553, 580, 632, 749, 790, 812, 856, 1015, 1070, 1106, 1160, 1498, 1580, 1624, 2030, 2140, 2212, 2291, 2765, 2996, 3103, 3160, 3745, 4060, 4280, 4424, 4582, 5530, 5992, 6206, 7490, 8120, 8453, 9164, 11060, 11455, 12412, 14980, 15515, 16037, 16906, 18328, 21721, 22120, 22910, 24824, 29960, 31030, 32074, 33812, 42265, 43442, 45820, 59171, 62060, 64148, 67624, 80185, 84530, 86884, 91640, 108605, 118342, 124120, 128296, 160370, 169060, 173768, 217210, 236684, 245137, 295855, 320740, 338120, 434420, 473368, 490274, 591710, 641480, 868840, 980548, 1183420, 1225685, 1715959, 1961096, 2366840, 2451370, 3431918, 4902740, 6863836, 8579795, 9805480, 13727672, 17159590, 34319180, 68638360]

約数ペア:

[(1, 68638360), (2, 34319180), (4, 17159590), (5, 13727672), (7, 9805480), (8, 8579795), (10, 6863836), (14, 4902740), (20, 3431918), (28, 2451370), (29, 2366840), (35, 1961096), (40, 1715959), (56, 1225685), (58, 1183420), (70, 980548), (79, 868840), (107, 641480), (116, 591710), (140, 490274), (145, 473368), (158, 434420), (203, 338120), (214, 320740), (232, 295855), (280, 245137), (290, 236684), (316, 217210), (395, 173768), (406, 169060), (428, 160370), (535, 128296), (553, 124120), (580, 118342), (632, 108605), (749, 91640), (790, 86884), (812, 84530), (856, 80185), (1015, 67624), (1070, 64148), (1106, 62060), (1160, 59171), (1498, 45820), (1580, 43442), (1624, 42265), (2030, 33812), (2140, 32074), (2212, 31030), (2291, 29960), (2765, 24824), (2996, 22910), (3103, 22120), (3160, 21721), (3745, 18328), (4060, 16906), (4280, 16037), (4424, 15515), (4582, 14980), (5530, 12412), (5992, 11455), (6206, 11060), (7490, 9164), (8120, 8453)]