209644080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{233}}^1$

素因数の和:435

約数の個数: 160

約数和(自身を含む): 685241856

約数和(自身を除く): 475597776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 163, 184, 230, 233, 240, 276, 326, 345, 368, 460, 466, 489, 552, 652, 690, 699, 815, 920, 932, 978, 1104, 1165, 1304, 1380, 1398, 1630, 1840, 1864, 1956, 2330, 2445, 2608, 2760, 2796, 3260, 3495, 3728, 3749, 3912, 4660, 4890, 5359, 5520, 5592, 6520, 6990, 7498, 7824, 9320, 9780, 10718, 11184, 11247, 13040, 13980, 14996, 16077, 18640, 18745, 19560, 21436, 22494, 26795, 27960, 29992, 32154, 37490, 37979, 39120, 42872, 44988, 53590, 55920, 56235, 59984, 64308, 74980, 75958, 80385, 85744, 89976, 107180, 112470, 113937, 128616, 149960, 151916, 160770, 179952, 189895, 214360, 224940, 227874, 257232, 299920, 303832, 321540, 379790, 428720, 449880, 455748, 569685, 607664, 643080, 759580, 873517, 899760, 911496, 1139370, 1286160, 1519160, 1747034, 1822992, 2278740, 2620551, 3038320, 3494068, 4367585, 4557480, 5241102, 6988136, 8735170, 9114960, 10482204, 13102755, 13976272, 17470340, 20964408, 26205510, 34940680, 41928816, 52411020, 69881360, 104822040, 209644080]

約数ペア:

[(1, 209644080), (2, 104822040), (3, 69881360), (4, 52411020), (5, 41928816), (6, 34940680), (8, 26205510), (10, 20964408), (12, 17470340), (15, 13976272), (16, 13102755), (20, 10482204), (23, 9114960), (24, 8735170), (30, 6988136), (40, 5241102), (46, 4557480), (48, 4367585), (60, 3494068), (69, 3038320), (80, 2620551), (92, 2278740), (115, 1822992), (120, 1747034), (138, 1519160), (163, 1286160), (184, 1139370), (230, 911496), (233, 899760), (240, 873517), (276, 759580), (326, 643080), (345, 607664), (368, 569685), (460, 455748), (466, 449880), (489, 428720), (552, 379790), (652, 321540), (690, 303832), (699, 299920), (815, 257232), (920, 227874), (932, 224940), (978, 214360), (1104, 189895), (1165, 179952), (1304, 160770), (1380, 151916), (1398, 149960), (1630, 128616), (1840, 113937), (1864, 112470), (1956, 107180), (2330, 89976), (2445, 85744), (2608, 80385), (2760, 75958), (2796, 74980), (3260, 64308), (3495, 59984), (3728, 56235), (3749, 55920), (3912, 53590), (4660, 44988), (4890, 42872), (5359, 39120), (5520, 37979), (5592, 37490), (6520, 32154), (6990, 29992), (7498, 27960), (7824, 26795), (9320, 22494), (9780, 21436), (10718, 19560), (11184, 18745), (11247, 18640), (13040, 16077), (13980, 14996)]