1640393856

素因数分解:

$2^7\times 3^5\times {\mathrm{23}}^1\times {\mathrm{2293}}^1$

素因数の和:2345

約数の個数: 192

約数和(自身を含む): 5110297920

約数和(自身を除く): 3469904064

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 32, 36, 46, 48, 54, 64, 69, 72, 81, 92, 96, 108, 128, 138, 144, 162, 184, 192, 207, 216, 243, 276, 288, 324, 368, 384, 414, 432, 486, 552, 576, 621, 648, 736, 828, 864, 972, 1104, 1152, 1242, 1296, 1472, 1656, 1728, 1863, 1944, 2208, 2293, 2484, 2592, 2944, 3312, 3456, 3726, 3888, 4416, 4586, 4968, 5184, 5589, 6624, 6879, 7452, 7776, 8832, 9172, 9936, 10368, 11178, 13248, 13758, 14904, 15552, 18344, 19872, 20637, 22356, 26496, 27516, 29808, 31104, 36688, 39744, 41274, 44712, 52739, 55032, 59616, 61911, 73376, 79488, 82548, 89424, 105478, 110064, 119232, 123822, 146752, 158217, 165096, 178848, 185733, 210956, 220128, 238464, 247644, 293504, 316434, 330192, 357696, 371466, 421912, 440256, 474651, 495288, 557199, 632868, 660384, 715392, 742932, 843824, 880512, 949302, 990576, 1114398, 1265736, 1320768, 1423953, 1485864, 1687648, 1898604, 1981152, 2228796, 2531472, 2641536, 2847906, 2971728, 3375296, 3797208, 3962304, 4271859, 4457592, 5062944, 5695812, 5943456, 6750592, 7594416, 7924608, 8543718, 8915184, 10125888, 11391624, 11886912, 12815577, 15188832, 17087436, 17830368, 20251776, 22783248, 23773824, 25631154, 30377664, 34174872, 35660736, 45566496, 51262308, 60755328, 68349744, 71321472, 91132992, 102524616, 136699488, 182265984, 205049232, 273398976, 410098464, 546797952, 820196928, 1640393856]

約数ペア:

[(1, 1640393856), (2, 820196928), (3, 546797952), (4, 410098464), (6, 273398976), (8, 205049232), (9, 182265984), (12, 136699488), (16, 102524616), (18, 91132992), (23, 71321472), (24, 68349744), (27, 60755328), (32, 51262308), (36, 45566496), (46, 35660736), (48, 34174872), (54, 30377664), (64, 25631154), (69, 23773824), (72, 22783248), (81, 20251776), (92, 17830368), (96, 17087436), (108, 15188832), (128, 12815577), (138, 11886912), (144, 11391624), (162, 10125888), (184, 8915184), (192, 8543718), (207, 7924608), (216, 7594416), (243, 6750592), (276, 5943456), (288, 5695812), (324, 5062944), (368, 4457592), (384, 4271859), (414, 3962304), (432, 3797208), (486, 3375296), (552, 2971728), (576, 2847906), (621, 2641536), (648, 2531472), (736, 2228796), (828, 1981152), (864, 1898604), (972, 1687648), (1104, 1485864), (1152, 1423953), (1242, 1320768), (1296, 1265736), (1472, 1114398), (1656, 990576), (1728, 949302), (1863, 880512), (1944, 843824), (2208, 742932), (2293, 715392), (2484, 660384), (2592, 632868), (2944, 557199), (3312, 495288), (3456, 474651), (3726, 440256), (3888, 421912), (4416, 371466), (4586, 357696), (4968, 330192), (5184, 316434), (5589, 293504), (6624, 247644), (6879, 238464), (7452, 220128), (7776, 210956), (8832, 185733), (9172, 178848), (9936, 165096), (10368, 158217), (11178, 146752), (13248, 123822), (13758, 119232), (14904, 110064), (15552, 105478), (18344, 89424), (19872, 82548), (20637, 79488), (22356, 73376), (26496, 61911), (27516, 59616), (29808, 55032), (31104, 52739), (36688, 44712), (39744, 41274)]