161807340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{193}}^1$

素因数の和:451

約数の個数: 96

約数和(自身を含む): 463458240

約数和(自身を除く): 301650900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 157, 178, 193, 267, 314, 356, 386, 445, 471, 534, 579, 628, 772, 785, 890, 942, 965, 1068, 1158, 1335, 1570, 1780, 1884, 1930, 2316, 2355, 2670, 2895, 3140, 3860, 4710, 5340, 5790, 9420, 11580, 13973, 17177, 27946, 30301, 34354, 41919, 51531, 55892, 60602, 68708, 69865, 83838, 85885, 90903, 103062, 121204, 139730, 151505, 167676, 171770, 181806, 206124, 209595, 257655, 279460, 303010, 343540, 363612, 419190, 454515, 515310, 606020, 838380, 909030, 1030620, 1818060, 2696789, 5393578, 8090367, 10787156, 13483945, 16180734, 26967890, 32361468, 40451835, 53935780, 80903670, 161807340]

約数ペア:

[(1, 161807340), (2, 80903670), (3, 53935780), (4, 40451835), (5, 32361468), (6, 26967890), (10, 16180734), (12, 13483945), (15, 10787156), (20, 8090367), (30, 5393578), (60, 2696789), (89, 1818060), (157, 1030620), (178, 909030), (193, 838380), (267, 606020), (314, 515310), (356, 454515), (386, 419190), (445, 363612), (471, 343540), (534, 303010), (579, 279460), (628, 257655), (772, 209595), (785, 206124), (890, 181806), (942, 171770), (965, 167676), (1068, 151505), (1158, 139730), (1335, 121204), (1570, 103062), (1780, 90903), (1884, 85885), (1930, 83838), (2316, 69865), (2355, 68708), (2670, 60602), (2895, 55892), (3140, 51531), (3860, 41919), (4710, 34354), (5340, 30301), (5790, 27946), (9420, 17177), (11580, 13973)]