208538512

素因数分解:

$2^4\times 7^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:158

約数の個数: 160

約数和(自身を含む): 527744000

約数和(自身を除く): 319205488

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 37, 49, 52, 56, 74, 79, 91, 98, 104, 112, 148, 158, 182, 196, 208, 259, 296, 316, 343, 364, 392, 481, 518, 553, 592, 632, 637, 686, 728, 784, 962, 1027, 1036, 1106, 1264, 1274, 1372, 1456, 1813, 1924, 2054, 2072, 2212, 2548, 2744, 2923, 3367, 3626, 3848, 3871, 4108, 4144, 4424, 4459, 5096, 5488, 5846, 6734, 7189, 7252, 7696, 7742, 8216, 8848, 8918, 10192, 11692, 12691, 13468, 14378, 14504, 15484, 16432, 17836, 20461, 23384, 23569, 25382, 26936, 27097, 28756, 29008, 30968, 35672, 37999, 40922, 46768, 47138, 50323, 50764, 53872, 54194, 57512, 61936, 71344, 75998, 81844, 94276, 100646, 101528, 108388, 115024, 143227, 151996, 163688, 164983, 188552, 201292, 203056, 216776, 265993, 286454, 303992, 327376, 329966, 352261, 377104, 402584, 433552, 531986, 572908, 607984, 659932, 704522, 805168, 1002589, 1063972, 1145816, 1319864, 1409044, 1861951, 2005178, 2127944, 2291632, 2639728, 2818088, 3723902, 4010356, 4255888, 5636176, 7447804, 8020712, 13033657, 14895608, 16041424, 26067314, 29791216, 52134628, 104269256, 208538512]

約数ペア:

[(1, 208538512), (2, 104269256), (4, 52134628), (7, 29791216), (8, 26067314), (13, 16041424), (14, 14895608), (16, 13033657), (26, 8020712), (28, 7447804), (37, 5636176), (49, 4255888), (52, 4010356), (56, 3723902), (74, 2818088), (79, 2639728), (91, 2291632), (98, 2127944), (104, 2005178), (112, 1861951), (148, 1409044), (158, 1319864), (182, 1145816), (196, 1063972), (208, 1002589), (259, 805168), (296, 704522), (316, 659932), (343, 607984), (364, 572908), (392, 531986), (481, 433552), (518, 402584), (553, 377104), (592, 352261), (632, 329966), (637, 327376), (686, 303992), (728, 286454), (784, 265993), (962, 216776), (1027, 203056), (1036, 201292), (1106, 188552), (1264, 164983), (1274, 163688), (1372, 151996), (1456, 143227), (1813, 115024), (1924, 108388), (2054, 101528), (2072, 100646), (2212, 94276), (2548, 81844), (2744, 75998), (2923, 71344), (3367, 61936), (3626, 57512), (3848, 54194), (3871, 53872), (4108, 50764), (4144, 50323), (4424, 47138), (4459, 46768), (5096, 40922), (5488, 37999), (5846, 35672), (6734, 30968), (7189, 29008), (7252, 28756), (7696, 27097), (7742, 26936), (8216, 25382), (8848, 23569), (8918, 23384), (10192, 20461), (11692, 17836), (12691, 16432), (13468, 15484), (14378, 14504)]