123920888

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:110

約数の個数: 192

約数和(自身を含む): 330086400

約数和(自身を除く): 206165512

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 19, 26, 28, 31, 34, 38, 52, 56, 62, 68, 76, 91, 104, 119, 124, 133, 136, 152, 182, 217, 221, 238, 247, 248, 266, 289, 323, 364, 403, 434, 442, 476, 494, 527, 532, 578, 589, 646, 728, 806, 868, 884, 952, 988, 1054, 1064, 1156, 1178, 1292, 1547, 1612, 1729, 1736, 1768, 1976, 2023, 2108, 2261, 2312, 2356, 2584, 2821, 3094, 3224, 3458, 3689, 3757, 4046, 4123, 4199, 4216, 4522, 4712, 5491, 5642, 6188, 6851, 6916, 7378, 7514, 7657, 8092, 8246, 8398, 8959, 9044, 10013, 10982, 11284, 12376, 13702, 13832, 14756, 15028, 15314, 16184, 16492, 16796, 17918, 18088, 20026, 21964, 22568, 26299, 27404, 29393, 29512, 30056, 30628, 32984, 33592, 35836, 38437, 40052, 43928, 47957, 52598, 53599, 54808, 58786, 61256, 62713, 70091, 71383, 71672, 76874, 80104, 95914, 105196, 107198, 116467, 117572, 125426, 130169, 140182, 142766, 153748, 170221, 191828, 210392, 214396, 232934, 235144, 250852, 260338, 280364, 285532, 307496, 340442, 383656, 428792, 465868, 499681, 501704, 520676, 560728, 571064, 680884, 815269, 911183, 931736, 999362, 1041352, 1191547, 1361768, 1630538, 1822366, 1998724, 2212873, 2383094, 3261076, 3644732, 3997448, 4425746, 4766188, 6522152, 7289464, 8851492, 9532376, 15490111, 17702984, 30980222, 61960444, 123920888]

約数ペア:

[(1, 123920888), (2, 61960444), (4, 30980222), (7, 17702984), (8, 15490111), (13, 9532376), (14, 8851492), (17, 7289464), (19, 6522152), (26, 4766188), (28, 4425746), (31, 3997448), (34, 3644732), (38, 3261076), (52, 2383094), (56, 2212873), (62, 1998724), (68, 1822366), (76, 1630538), (91, 1361768), (104, 1191547), (119, 1041352), (124, 999362), (133, 931736), (136, 911183), (152, 815269), (182, 680884), (217, 571064), (221, 560728), (238, 520676), (247, 501704), (248, 499681), (266, 465868), (289, 428792), (323, 383656), (364, 340442), (403, 307496), (434, 285532), (442, 280364), (476, 260338), (494, 250852), (527, 235144), (532, 232934), (578, 214396), (589, 210392), (646, 191828), (728, 170221), (806, 153748), (868, 142766), (884, 140182), (952, 130169), (988, 125426), (1054, 117572), (1064, 116467), (1156, 107198), (1178, 105196), (1292, 95914), (1547, 80104), (1612, 76874), (1729, 71672), (1736, 71383), (1768, 70091), (1976, 62713), (2023, 61256), (2108, 58786), (2261, 54808), (2312, 53599), (2356, 52598), (2584, 47957), (2821, 43928), (3094, 40052), (3224, 38437), (3458, 35836), (3689, 33592), (3757, 32984), (4046, 30628), (4123, 30056), (4199, 29512), (4216, 29393), (4522, 27404), (4712, 26299), (5491, 22568), (5642, 21964), (6188, 20026), (6851, 18088), (6916, 17918), (7378, 16796), (7514, 16492), (7657, 16184), (8092, 15314), (8246, 15028), (8398, 14756), (8959, 13832), (9044, 13702), (10013, 12376), (10982, 11284)]