208819520

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:209

約数の個数: 224

約数和(自身を含む): 626766336

約数和(自身を除く): 417946816

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 71, 80, 91, 101, 104, 112, 130, 140, 142, 160, 182, 202, 208, 224, 260, 280, 284, 320, 355, 364, 404, 416, 448, 455, 497, 505, 520, 560, 568, 707, 710, 728, 808, 832, 910, 923, 994, 1010, 1040, 1120, 1136, 1313, 1414, 1420, 1456, 1616, 1820, 1846, 1988, 2020, 2080, 2240, 2272, 2485, 2626, 2828, 2840, 2912, 3232, 3535, 3640, 3692, 3976, 4040, 4160, 4544, 4615, 4970, 5252, 5656, 5680, 5824, 6461, 6464, 6565, 7070, 7171, 7280, 7384, 7952, 8080, 9191, 9230, 9940, 10504, 11312, 11360, 12922, 13130, 14140, 14342, 14560, 14768, 15904, 16160, 18382, 18460, 19880, 21008, 22624, 22720, 25844, 26260, 28280, 28684, 29120, 29536, 31808, 32305, 32320, 35855, 36764, 36920, 39760, 42016, 45248, 45955, 50197, 51688, 52520, 56560, 57368, 59072, 64610, 71710, 73528, 73840, 79520, 84032, 91910, 93223, 100394, 103376, 105040, 113120, 114736, 129220, 143420, 147056, 147680, 159040, 183820, 186446, 200788, 206752, 210080, 226240, 229472, 250985, 258440, 286840, 294112, 295360, 367640, 372892, 401576, 413504, 420160, 458944, 466115, 501970, 516880, 573680, 588224, 652561, 735280, 745784, 803152, 932230, 1003940, 1033760, 1147360, 1305122, 1470560, 1491568, 1606304, 1864460, 2007880, 2067520, 2294720, 2610244, 2941120, 2983136, 3212608, 3262805, 3728920, 4015760, 5220488, 5966272, 6525610, 7457840, 8031520, 10440976, 13051220, 14915680, 16063040, 20881952, 26102440, 29831360, 41763904, 52204880, 104409760, 208819520]

約数ペア:

[(1, 208819520), (2, 104409760), (4, 52204880), (5, 41763904), (7, 29831360), (8, 26102440), (10, 20881952), (13, 16063040), (14, 14915680), (16, 13051220), (20, 10440976), (26, 8031520), (28, 7457840), (32, 6525610), (35, 5966272), (40, 5220488), (52, 4015760), (56, 3728920), (64, 3262805), (65, 3212608), (70, 2983136), (71, 2941120), (80, 2610244), (91, 2294720), (101, 2067520), (104, 2007880), (112, 1864460), (130, 1606304), (140, 1491568), (142, 1470560), (160, 1305122), (182, 1147360), (202, 1033760), (208, 1003940), (224, 932230), (260, 803152), (280, 745784), (284, 735280), (320, 652561), (355, 588224), (364, 573680), (404, 516880), (416, 501970), (448, 466115), (455, 458944), (497, 420160), (505, 413504), (520, 401576), (560, 372892), (568, 367640), (707, 295360), (710, 294112), (728, 286840), (808, 258440), (832, 250985), (910, 229472), (923, 226240), (994, 210080), (1010, 206752), (1040, 200788), (1120, 186446), (1136, 183820), (1313, 159040), (1414, 147680), (1420, 147056), (1456, 143420), (1616, 129220), (1820, 114736), (1846, 113120), (1988, 105040), (2020, 103376), (2080, 100394), (2240, 93223), (2272, 91910), (2485, 84032), (2626, 79520), (2828, 73840), (2840, 73528), (2912, 71710), (3232, 64610), (3535, 59072), (3640, 57368), (3692, 56560), (3976, 52520), (4040, 51688), (4160, 50197), (4544, 45955), (4615, 45248), (4970, 42016), (5252, 39760), (5656, 36920), (5680, 36764), (5824, 35855), (6461, 32320), (6464, 32305), (6565, 31808), (7070, 29536), (7171, 29120), (7280, 28684), (7384, 28280), (7952, 26260), (8080, 25844), (9191, 22720), (9230, 22624), (9940, 21008), (10504, 19880), (11312, 18460), (11360, 18382), (12922, 16160), (13130, 15904), (14140, 14768), (14342, 14560)]