123820112

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{97}}^1$

素因数の和:173

約数の個数: 120

約数和(自身を含む): 291684456

約数和(自身を除く): 167864344

約数列:

[1, 2, 4, 8, 13, 16, 17, 19, 26, 34, 38, 52, 68, 76, 97, 104, 136, 152, 194, 208, 221, 247, 272, 304, 323, 361, 388, 442, 494, 646, 722, 776, 884, 988, 1261, 1292, 1444, 1552, 1649, 1768, 1843, 1976, 2522, 2584, 2888, 3298, 3536, 3686, 3952, 4199, 4693, 5044, 5168, 5776, 6137, 6596, 7372, 8398, 9386, 10088, 12274, 13192, 14744, 16796, 18772, 20176, 21437, 23959, 24548, 26384, 29488, 31331, 33592, 35017, 37544, 42874, 47918, 49096, 62662, 67184, 70034, 75088, 79781, 85748, 95836, 98192, 125324, 140068, 159562, 171496, 191672, 250648, 280136, 319124, 342992, 383344, 407303, 455221, 501296, 560272, 595289, 638248, 814606, 910442, 1190578, 1276496, 1629212, 1820884, 2381156, 3258424, 3641768, 4762312, 6516848, 7283536, 7738757, 9524624, 15477514, 30955028, 61910056, 123820112]

約数ペア:

[(1, 123820112), (2, 61910056), (4, 30955028), (8, 15477514), (13, 9524624), (16, 7738757), (17, 7283536), (19, 6516848), (26, 4762312), (34, 3641768), (38, 3258424), (52, 2381156), (68, 1820884), (76, 1629212), (97, 1276496), (104, 1190578), (136, 910442), (152, 814606), (194, 638248), (208, 595289), (221, 560272), (247, 501296), (272, 455221), (304, 407303), (323, 383344), (361, 342992), (388, 319124), (442, 280136), (494, 250648), (646, 191672), (722, 171496), (776, 159562), (884, 140068), (988, 125324), (1261, 98192), (1292, 95836), (1444, 85748), (1552, 79781), (1649, 75088), (1768, 70034), (1843, 67184), (1976, 62662), (2522, 49096), (2584, 47918), (2888, 42874), (3298, 37544), (3536, 35017), (3686, 33592), (3952, 31331), (4199, 29488), (4693, 26384), (5044, 24548), (5168, 23959), (5776, 21437), (6137, 20176), (6596, 18772), (7372, 16796), (8398, 14744), (9386, 13192), (10088, 12274)]