213509760

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1823}}^1$

素因数の和:1906

約数の個数: 128

約数和(自身を含む): 692098560

約数和(自身を除く): 478588800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 64, 80, 96, 120, 122, 128, 160, 183, 192, 240, 244, 305, 320, 366, 384, 480, 488, 610, 640, 732, 915, 960, 976, 1220, 1464, 1823, 1830, 1920, 1952, 2440, 2928, 3646, 3660, 3904, 4880, 5469, 5856, 7292, 7320, 7808, 9115, 9760, 10938, 11712, 14584, 14640, 18230, 19520, 21876, 23424, 27345, 29168, 29280, 36460, 39040, 43752, 54690, 58336, 58560, 72920, 87504, 109380, 111203, 116672, 117120, 145840, 175008, 218760, 222406, 233344, 291680, 333609, 350016, 437520, 444812, 556015, 583360, 667218, 700032, 875040, 889624, 1112030, 1166720, 1334436, 1668045, 1750080, 1779248, 2224060, 2668872, 3336090, 3500160, 3558496, 4448120, 5337744, 6672180, 7116992, 8896240, 10675488, 13344360, 14233984, 17792480, 21350976, 26688720, 35584960, 42701952, 53377440, 71169920, 106754880, 213509760]

約数ペア:

[(1, 213509760), (2, 106754880), (3, 71169920), (4, 53377440), (5, 42701952), (6, 35584960), (8, 26688720), (10, 21350976), (12, 17792480), (15, 14233984), (16, 13344360), (20, 10675488), (24, 8896240), (30, 7116992), (32, 6672180), (40, 5337744), (48, 4448120), (60, 3558496), (61, 3500160), (64, 3336090), (80, 2668872), (96, 2224060), (120, 1779248), (122, 1750080), (128, 1668045), (160, 1334436), (183, 1166720), (192, 1112030), (240, 889624), (244, 875040), (305, 700032), (320, 667218), (366, 583360), (384, 556015), (480, 444812), (488, 437520), (610, 350016), (640, 333609), (732, 291680), (915, 233344), (960, 222406), (976, 218760), (1220, 175008), (1464, 145840), (1823, 117120), (1830, 116672), (1920, 111203), (1952, 109380), (2440, 87504), (2928, 72920), (3646, 58560), (3660, 58336), (3904, 54690), (4880, 43752), (5469, 39040), (5856, 36460), (7292, 29280), (7320, 29168), (7808, 27345), (9115, 23424), (9760, 21876), (10938, 19520), (11712, 18230), (14584, 14640)]