638365536

素因数分解:

$2^5\times 3^4\times {\mathrm{97}}^1\times {\mathrm{2539}}^1$

素因数の和:2658

約数の個数: 120

約数和(自身を含む): 1897517160

約数和(自身を除く): 1259151624

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 97, 108, 144, 162, 194, 216, 288, 291, 324, 388, 432, 582, 648, 776, 864, 873, 1164, 1296, 1552, 1746, 2328, 2539, 2592, 2619, 3104, 3492, 4656, 5078, 5238, 6984, 7617, 7857, 9312, 10156, 10476, 13968, 15234, 15714, 20312, 20952, 22851, 27936, 30468, 31428, 40624, 41904, 45702, 60936, 62856, 68553, 81248, 83808, 91404, 121872, 125712, 137106, 182808, 205659, 243744, 246283, 251424, 274212, 365616, 411318, 492566, 548424, 731232, 738849, 822636, 985132, 1096848, 1477698, 1645272, 1970264, 2193696, 2216547, 2955396, 3290544, 3940528, 4433094, 5910792, 6581088, 6649641, 7881056, 8866188, 11821584, 13299282, 17732376, 19948923, 23643168, 26598564, 35464752, 39897846, 53197128, 70929504, 79795692, 106394256, 159591384, 212788512, 319182768, 638365536]

約数ペア:

[(1, 638365536), (2, 319182768), (3, 212788512), (4, 159591384), (6, 106394256), (8, 79795692), (9, 70929504), (12, 53197128), (16, 39897846), (18, 35464752), (24, 26598564), (27, 23643168), (32, 19948923), (36, 17732376), (48, 13299282), (54, 11821584), (72, 8866188), (81, 7881056), (96, 6649641), (97, 6581088), (108, 5910792), (144, 4433094), (162, 3940528), (194, 3290544), (216, 2955396), (288, 2216547), (291, 2193696), (324, 1970264), (388, 1645272), (432, 1477698), (582, 1096848), (648, 985132), (776, 822636), (864, 738849), (873, 731232), (1164, 548424), (1296, 492566), (1552, 411318), (1746, 365616), (2328, 274212), (2539, 251424), (2592, 246283), (2619, 243744), (3104, 205659), (3492, 182808), (4656, 137106), (5078, 125712), (5238, 121872), (6984, 91404), (7617, 83808), (7857, 81248), (9312, 68553), (10156, 62856), (10476, 60936), (13968, 45702), (15234, 41904), (15714, 40624), (20312, 31428), (20952, 30468), (22851, 27936)]