218525760

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3299}}^1$

素因数の和:3345

約数の個数: 168

約数和(自身を含む): 784555200

約数和(自身を除く): 566029440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 45, 46, 48, 60, 64, 69, 72, 80, 90, 92, 96, 115, 120, 138, 144, 160, 180, 184, 192, 207, 230, 240, 276, 288, 320, 345, 360, 368, 414, 460, 480, 552, 576, 690, 720, 736, 828, 920, 960, 1035, 1104, 1380, 1440, 1472, 1656, 1840, 2070, 2208, 2760, 2880, 3299, 3312, 3680, 4140, 4416, 5520, 6598, 6624, 7360, 8280, 9897, 11040, 13196, 13248, 16495, 16560, 19794, 22080, 26392, 29691, 32990, 33120, 39588, 49485, 52784, 59382, 65980, 66240, 75877, 79176, 98970, 105568, 118764, 131960, 148455, 151754, 158352, 197940, 211136, 227631, 237528, 263920, 296910, 303508, 316704, 379385, 395880, 455262, 475056, 527840, 593820, 607016, 633408, 682893, 758770, 791760, 910524, 950112, 1055680, 1138155, 1187640, 1214032, 1365786, 1517540, 1583520, 1821048, 1900224, 2276310, 2375280, 2428064, 2731572, 3035080, 3167040, 3414465, 3642096, 4552620, 4750560, 4856128, 5463144, 6070160, 6828930, 7284192, 9105240, 9501120, 10926288, 12140320, 13657860, 14568384, 18210480, 21852576, 24280640, 27315720, 36420960, 43705152, 54631440, 72841920, 109262880, 218525760]

約数ペア:

[(1, 218525760), (2, 109262880), (3, 72841920), (4, 54631440), (5, 43705152), (6, 36420960), (8, 27315720), (9, 24280640), (10, 21852576), (12, 18210480), (15, 14568384), (16, 13657860), (18, 12140320), (20, 10926288), (23, 9501120), (24, 9105240), (30, 7284192), (32, 6828930), (36, 6070160), (40, 5463144), (45, 4856128), (46, 4750560), (48, 4552620), (60, 3642096), (64, 3414465), (69, 3167040), (72, 3035080), (80, 2731572), (90, 2428064), (92, 2375280), (96, 2276310), (115, 1900224), (120, 1821048), (138, 1583520), (144, 1517540), (160, 1365786), (180, 1214032), (184, 1187640), (192, 1138155), (207, 1055680), (230, 950112), (240, 910524), (276, 791760), (288, 758770), (320, 682893), (345, 633408), (360, 607016), (368, 593820), (414, 527840), (460, 475056), (480, 455262), (552, 395880), (576, 379385), (690, 316704), (720, 303508), (736, 296910), (828, 263920), (920, 237528), (960, 227631), (1035, 211136), (1104, 197940), (1380, 158352), (1440, 151754), (1472, 148455), (1656, 131960), (1840, 118764), (2070, 105568), (2208, 98970), (2760, 79176), (2880, 75877), (3299, 66240), (3312, 65980), (3680, 59382), (4140, 52784), (4416, 49485), (5520, 39588), (6598, 33120), (6624, 32990), (7360, 29691), (8280, 26392), (9897, 22080), (11040, 19794), (13196, 16560), (13248, 16495)]