628831360

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1993}}^1$

素因数の和:2058

約数の個数: 128

約数和(自身を含む): 1647442800

約数和(自身を除く): 1018611440

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 32, 34, 40, 58, 64, 68, 80, 85, 116, 128, 136, 145, 160, 170, 232, 272, 290, 320, 340, 464, 493, 544, 580, 640, 680, 928, 986, 1088, 1160, 1360, 1856, 1972, 1993, 2176, 2320, 2465, 2720, 3712, 3944, 3986, 4640, 4930, 5440, 7888, 7972, 9280, 9860, 9965, 10880, 15776, 15944, 18560, 19720, 19930, 31552, 31888, 33881, 39440, 39860, 57797, 63104, 63776, 67762, 78880, 79720, 115594, 127552, 135524, 157760, 159440, 169405, 231188, 255104, 271048, 288985, 315520, 318880, 338810, 462376, 542096, 577970, 637760, 677620, 924752, 982549, 1084192, 1155940, 1275520, 1355240, 1849504, 1965098, 2168384, 2311880, 2710480, 3699008, 3930196, 4336768, 4623760, 4912745, 5420960, 7398016, 7860392, 9247520, 9825490, 10841920, 15720784, 18495040, 19650980, 21683840, 31441568, 36990080, 39301960, 62883136, 78603920, 125766272, 157207840, 314415680, 628831360]

約数ペア:

[(1, 628831360), (2, 314415680), (4, 157207840), (5, 125766272), (8, 78603920), (10, 62883136), (16, 39301960), (17, 36990080), (20, 31441568), (29, 21683840), (32, 19650980), (34, 18495040), (40, 15720784), (58, 10841920), (64, 9825490), (68, 9247520), (80, 7860392), (85, 7398016), (116, 5420960), (128, 4912745), (136, 4623760), (145, 4336768), (160, 3930196), (170, 3699008), (232, 2710480), (272, 2311880), (290, 2168384), (320, 1965098), (340, 1849504), (464, 1355240), (493, 1275520), (544, 1155940), (580, 1084192), (640, 982549), (680, 924752), (928, 677620), (986, 637760), (1088, 577970), (1160, 542096), (1360, 462376), (1856, 338810), (1972, 318880), (1993, 315520), (2176, 288985), (2320, 271048), (2465, 255104), (2720, 231188), (3712, 169405), (3944, 159440), (3986, 157760), (4640, 135524), (4930, 127552), (5440, 115594), (7888, 79720), (7972, 78880), (9280, 67762), (9860, 63776), (9965, 63104), (10880, 57797), (15776, 39860), (15944, 39440), (18560, 33881), (19720, 31888), (19930, 31552)]