645395088

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{233}}^1$

素因数の和:473

約数の個数: 160

約数和(自身を含む): 1891378944

約数和(自身を除く): 1245983856

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 23, 24, 26, 39, 46, 48, 52, 69, 78, 92, 104, 138, 156, 184, 193, 208, 233, 276, 299, 312, 368, 386, 466, 552, 579, 598, 624, 699, 772, 897, 932, 1104, 1158, 1196, 1398, 1544, 1794, 1864, 2316, 2392, 2509, 2796, 3029, 3088, 3588, 3728, 4439, 4632, 4784, 5018, 5359, 5592, 6058, 7176, 7527, 8878, 9087, 9264, 10036, 10718, 11184, 12116, 13317, 14352, 15054, 16077, 17756, 18174, 20072, 21436, 24232, 26634, 30108, 32154, 35512, 36348, 40144, 42872, 44969, 48464, 53268, 57707, 60216, 64308, 69667, 71024, 72696, 85744, 89938, 106536, 115414, 120432, 128616, 134907, 139334, 145392, 173121, 179876, 209001, 213072, 230828, 257232, 269814, 278668, 346242, 359752, 418002, 461656, 539628, 557336, 584597, 692484, 719504, 836004, 923312, 1034287, 1079256, 1114672, 1169194, 1384968, 1672008, 1753791, 2068574, 2158512, 2338388, 2769936, 3102861, 3344016, 3507582, 4137148, 4676776, 6205722, 7015164, 8274296, 9353552, 12411444, 13445731, 14030328, 16548592, 24822888, 26891462, 28060656, 40337193, 49645776, 53782924, 80674386, 107565848, 161348772, 215131696, 322697544, 645395088]

約数ペア:

[(1, 645395088), (2, 322697544), (3, 215131696), (4, 161348772), (6, 107565848), (8, 80674386), (12, 53782924), (13, 49645776), (16, 40337193), (23, 28060656), (24, 26891462), (26, 24822888), (39, 16548592), (46, 14030328), (48, 13445731), (52, 12411444), (69, 9353552), (78, 8274296), (92, 7015164), (104, 6205722), (138, 4676776), (156, 4137148), (184, 3507582), (193, 3344016), (208, 3102861), (233, 2769936), (276, 2338388), (299, 2158512), (312, 2068574), (368, 1753791), (386, 1672008), (466, 1384968), (552, 1169194), (579, 1114672), (598, 1079256), (624, 1034287), (699, 923312), (772, 836004), (897, 719504), (932, 692484), (1104, 584597), (1158, 557336), (1196, 539628), (1398, 461656), (1544, 418002), (1794, 359752), (1864, 346242), (2316, 278668), (2392, 269814), (2509, 257232), (2796, 230828), (3029, 213072), (3088, 209001), (3588, 179876), (3728, 173121), (4439, 145392), (4632, 139334), (4784, 134907), (5018, 128616), (5359, 120432), (5592, 115414), (6058, 106536), (7176, 89938), (7527, 85744), (8878, 72696), (9087, 71024), (9264, 69667), (10036, 64308), (10718, 60216), (11184, 57707), (12116, 53268), (13317, 48464), (14352, 44969), (15054, 42872), (16077, 40144), (17756, 36348), (18174, 35512), (20072, 32154), (21436, 30108), (24232, 26634)]