128623248

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{619}}^1$

素因数の和:686

約数の個数: 160

約数和(自身を含む): 409001600

約数和(自身を除く): 280378352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 37, 39, 48, 52, 54, 72, 74, 78, 104, 108, 111, 117, 144, 148, 156, 208, 216, 222, 234, 296, 312, 333, 351, 432, 444, 468, 481, 592, 619, 624, 666, 702, 888, 936, 962, 999, 1238, 1332, 1404, 1443, 1776, 1857, 1872, 1924, 1998, 2476, 2664, 2808, 2886, 3714, 3848, 3996, 4329, 4952, 5328, 5571, 5616, 5772, 7428, 7696, 7992, 8047, 8658, 9904, 11142, 11544, 12987, 14856, 15984, 16094, 16713, 17316, 22284, 22903, 23088, 24141, 25974, 29712, 32188, 33426, 34632, 44568, 45806, 48282, 51948, 64376, 66852, 68709, 69264, 72423, 89136, 91612, 96564, 103896, 128752, 133704, 137418, 144846, 183224, 193128, 206127, 207792, 217269, 267408, 274836, 289692, 297739, 366448, 386256, 412254, 434538, 549672, 579384, 595478, 618381, 824508, 869076, 893217, 1099344, 1158768, 1190956, 1236762, 1649016, 1738152, 1786434, 2381912, 2473524, 2679651, 3298032, 3476304, 3572868, 4763824, 4947048, 5359302, 7145736, 8038953, 9894096, 10718604, 14291472, 16077906, 21437208, 32155812, 42874416, 64311624, 128623248]

約数ペア:

[(1, 128623248), (2, 64311624), (3, 42874416), (4, 32155812), (6, 21437208), (8, 16077906), (9, 14291472), (12, 10718604), (13, 9894096), (16, 8038953), (18, 7145736), (24, 5359302), (26, 4947048), (27, 4763824), (36, 3572868), (37, 3476304), (39, 3298032), (48, 2679651), (52, 2473524), (54, 2381912), (72, 1786434), (74, 1738152), (78, 1649016), (104, 1236762), (108, 1190956), (111, 1158768), (117, 1099344), (144, 893217), (148, 869076), (156, 824508), (208, 618381), (216, 595478), (222, 579384), (234, 549672), (296, 434538), (312, 412254), (333, 386256), (351, 366448), (432, 297739), (444, 289692), (468, 274836), (481, 267408), (592, 217269), (619, 207792), (624, 206127), (666, 193128), (702, 183224), (888, 144846), (936, 137418), (962, 133704), (999, 128752), (1238, 103896), (1332, 96564), (1404, 91612), (1443, 89136), (1776, 72423), (1857, 69264), (1872, 68709), (1924, 66852), (1998, 64376), (2476, 51948), (2664, 48282), (2808, 45806), (2886, 44568), (3714, 34632), (3848, 33426), (3996, 32188), (4329, 29712), (4952, 25974), (5328, 24141), (5571, 23088), (5616, 22903), (5772, 22284), (7428, 17316), (7696, 16713), (7992, 16094), (8047, 15984), (8658, 14856), (9904, 12987), (11142, 11544)]