80441478

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1$

素因数の和:243

約数の個数: 128

約数和(自身を含む): 209395200

約数和(自身を除く): 128953722

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 27, 37, 38, 39, 54, 57, 74, 78, 111, 114, 117, 163, 171, 222, 234, 247, 326, 333, 342, 351, 481, 489, 494, 513, 666, 702, 703, 741, 962, 978, 999, 1026, 1406, 1443, 1467, 1482, 1998, 2109, 2119, 2223, 2886, 2934, 3097, 4218, 4238, 4329, 4401, 4446, 6031, 6194, 6327, 6357, 6669, 8658, 8802, 9139, 9291, 12062, 12654, 12714, 12987, 13338, 18093, 18278, 18582, 18981, 19071, 25974, 27417, 27873, 36186, 37962, 38142, 40261, 54279, 54834, 55746, 57213, 78403, 80522, 82251, 83619, 108558, 114426, 114589, 120783, 156806, 162837, 164502, 167238, 229178, 235209, 241566, 246753, 325674, 343767, 362349, 470418, 493506, 687534, 705627, 724698, 1031301, 1087047, 1411254, 1489657, 2062602, 2116881, 2174094, 2979314, 3093903, 4233762, 4468971, 6187806, 8937942, 13406913, 26813826, 40220739, 80441478]

約数ペア:

[(1, 80441478), (2, 40220739), (3, 26813826), (6, 13406913), (9, 8937942), (13, 6187806), (18, 4468971), (19, 4233762), (26, 3093903), (27, 2979314), (37, 2174094), (38, 2116881), (39, 2062602), (54, 1489657), (57, 1411254), (74, 1087047), (78, 1031301), (111, 724698), (114, 705627), (117, 687534), (163, 493506), (171, 470418), (222, 362349), (234, 343767), (247, 325674), (326, 246753), (333, 241566), (342, 235209), (351, 229178), (481, 167238), (489, 164502), (494, 162837), (513, 156806), (666, 120783), (702, 114589), (703, 114426), (741, 108558), (962, 83619), (978, 82251), (999, 80522), (1026, 78403), (1406, 57213), (1443, 55746), (1467, 54834), (1482, 54279), (1998, 40261), (2109, 38142), (2119, 37962), (2223, 36186), (2886, 27873), (2934, 27417), (3097, 25974), (4218, 19071), (4238, 18981), (4329, 18582), (4401, 18278), (4446, 18093), (6031, 13338), (6194, 12987), (6327, 12714), (6357, 12654), (6669, 12062), (8658, 9291), (8802, 9139)]