20630376

素因数分解:

$2^3\times 3^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:141

約数の個数: 160

約数和(自身を含む): 65049600

約数和(自身を除く): 44419224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 31, 36, 39, 52, 54, 62, 72, 78, 79, 81, 93, 104, 108, 117, 124, 156, 158, 162, 186, 216, 234, 237, 248, 279, 312, 316, 324, 351, 372, 403, 468, 474, 558, 632, 648, 702, 711, 744, 806, 837, 936, 948, 1027, 1053, 1116, 1209, 1404, 1422, 1612, 1674, 1896, 2054, 2106, 2133, 2232, 2418, 2449, 2511, 2808, 2844, 3081, 3224, 3348, 3627, 4108, 4212, 4266, 4836, 4898, 5022, 5688, 6162, 6399, 6696, 7254, 7347, 8216, 8424, 8532, 9243, 9672, 9796, 10044, 10881, 12324, 12798, 14508, 14694, 17064, 18486, 19592, 20088, 21762, 22041, 24648, 25596, 27729, 29016, 29388, 31837, 32643, 36972, 43524, 44082, 51192, 55458, 58776, 63674, 65286, 66123, 73944, 83187, 87048, 88164, 95511, 110916, 127348, 130572, 132246, 166374, 176328, 191022, 198369, 221832, 254696, 261144, 264492, 286533, 332748, 382044, 396738, 528984, 573066, 665496, 764088, 793476, 859599, 1146132, 1586952, 1719198, 2292264, 2578797, 3438396, 5157594, 6876792, 10315188, 20630376]

約数ペア:

[(1, 20630376), (2, 10315188), (3, 6876792), (4, 5157594), (6, 3438396), (8, 2578797), (9, 2292264), (12, 1719198), (13, 1586952), (18, 1146132), (24, 859599), (26, 793476), (27, 764088), (31, 665496), (36, 573066), (39, 528984), (52, 396738), (54, 382044), (62, 332748), (72, 286533), (78, 264492), (79, 261144), (81, 254696), (93, 221832), (104, 198369), (108, 191022), (117, 176328), (124, 166374), (156, 132246), (158, 130572), (162, 127348), (186, 110916), (216, 95511), (234, 88164), (237, 87048), (248, 83187), (279, 73944), (312, 66123), (316, 65286), (324, 63674), (351, 58776), (372, 55458), (403, 51192), (468, 44082), (474, 43524), (558, 36972), (632, 32643), (648, 31837), (702, 29388), (711, 29016), (744, 27729), (806, 25596), (837, 24648), (936, 22041), (948, 21762), (1027, 20088), (1053, 19592), (1116, 18486), (1209, 17064), (1404, 14694), (1422, 14508), (1612, 12798), (1674, 12324), (1896, 10881), (2054, 10044), (2106, 9796), (2133, 9672), (2232, 9243), (2418, 8532), (2449, 8424), (2511, 8216), (2808, 7347), (2844, 7254), (3081, 6696), (3224, 6399), (3348, 6162), (3627, 5688), (4108, 5022), (4212, 4898), (4266, 4836)]