208377360

素因数分解:

$2^4\times 3^8\times 5^1\times {\mathrm{397}}^1$

素因数の和:434

約数の個数: 180

約数和(自身を含む): 728509548

約数和(自身を除く): 520132188

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 397, 405, 432, 486, 540, 648, 720, 729, 794, 810, 972, 1080, 1191, 1215, 1296, 1458, 1588, 1620, 1944, 1985, 2160, 2187, 2382, 2430, 2916, 3176, 3240, 3573, 3645, 3888, 3970, 4374, 4764, 4860, 5832, 5955, 6352, 6480, 6561, 7146, 7290, 7940, 8748, 9528, 9720, 10719, 10935, 11664, 11910, 13122, 14292, 14580, 15880, 17496, 17865, 19056, 19440, 21438, 21870, 23820, 26244, 28584, 29160, 31760, 32157, 32805, 34992, 35730, 42876, 43740, 47640, 52488, 53595, 57168, 58320, 64314, 65610, 71460, 85752, 87480, 95280, 96471, 104976, 107190, 128628, 131220, 142920, 160785, 171504, 174960, 192942, 214380, 257256, 262440, 285840, 289413, 321570, 385884, 428760, 482355, 514512, 524880, 578826, 643140, 771768, 857520, 868239, 964710, 1157652, 1286280, 1447065, 1543536, 1736478, 1929420, 2315304, 2572560, 2604717, 2894130, 3472956, 3858840, 4341195, 4630608, 5209434, 5788260, 6945912, 7717680, 8682390, 10418868, 11576520, 13023585, 13891824, 17364780, 20837736, 23153040, 26047170, 34729560, 41675472, 52094340, 69459120, 104188680, 208377360]

約数ペア:

[(1, 208377360), (2, 104188680), (3, 69459120), (4, 52094340), (5, 41675472), (6, 34729560), (8, 26047170), (9, 23153040), (10, 20837736), (12, 17364780), (15, 13891824), (16, 13023585), (18, 11576520), (20, 10418868), (24, 8682390), (27, 7717680), (30, 6945912), (36, 5788260), (40, 5209434), (45, 4630608), (48, 4341195), (54, 3858840), (60, 3472956), (72, 2894130), (80, 2604717), (81, 2572560), (90, 2315304), (108, 1929420), (120, 1736478), (135, 1543536), (144, 1447065), (162, 1286280), (180, 1157652), (216, 964710), (240, 868239), (243, 857520), (270, 771768), (324, 643140), (360, 578826), (397, 524880), (405, 514512), (432, 482355), (486, 428760), (540, 385884), (648, 321570), (720, 289413), (729, 285840), (794, 262440), (810, 257256), (972, 214380), (1080, 192942), (1191, 174960), (1215, 171504), (1296, 160785), (1458, 142920), (1588, 131220), (1620, 128628), (1944, 107190), (1985, 104976), (2160, 96471), (2187, 95280), (2382, 87480), (2430, 85752), (2916, 71460), (3176, 65610), (3240, 64314), (3573, 58320), (3645, 57168), (3888, 53595), (3970, 52488), (4374, 47640), (4764, 43740), (4860, 42876), (5832, 35730), (5955, 34992), (6352, 32805), (6480, 32157), (6561, 31760), (7146, 29160), (7290, 28584), (7940, 26244), (8748, 23820), (9528, 21870), (9720, 21438), (10719, 19440), (10935, 19056), (11664, 17865), (11910, 17496), (13122, 15880), (14292, 14580)]