129972920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2221}}^1$

素因数の和:2269

約数の個数: 128

約数和(自身を含む): 383961600

約数和(自身を除く): 253988680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 19, 20, 22, 28, 35, 38, 40, 44, 55, 56, 70, 76, 77, 88, 95, 110, 133, 140, 152, 154, 190, 209, 220, 266, 280, 308, 380, 385, 418, 440, 532, 616, 665, 760, 770, 836, 1045, 1064, 1330, 1463, 1540, 1672, 2090, 2221, 2660, 2926, 3080, 4180, 4442, 5320, 5852, 7315, 8360, 8884, 11105, 11704, 14630, 15547, 17768, 22210, 24431, 29260, 31094, 42199, 44420, 48862, 58520, 62188, 77735, 84398, 88840, 97724, 122155, 124376, 155470, 168796, 171017, 195448, 210995, 244310, 295393, 310940, 337592, 342034, 421990, 464189, 488620, 590786, 621880, 684068, 843980, 855085, 928378, 977240, 1181572, 1368136, 1476965, 1687960, 1710170, 1856756, 2320945, 2363144, 2953930, 3249323, 3420340, 3713512, 4641890, 5907860, 6498646, 6840680, 9283780, 11815720, 12997292, 16246615, 18567560, 25994584, 32493230, 64986460, 129972920]

約数ペア:

[(1, 129972920), (2, 64986460), (4, 32493230), (5, 25994584), (7, 18567560), (8, 16246615), (10, 12997292), (11, 11815720), (14, 9283780), (19, 6840680), (20, 6498646), (22, 5907860), (28, 4641890), (35, 3713512), (38, 3420340), (40, 3249323), (44, 2953930), (55, 2363144), (56, 2320945), (70, 1856756), (76, 1710170), (77, 1687960), (88, 1476965), (95, 1368136), (110, 1181572), (133, 977240), (140, 928378), (152, 855085), (154, 843980), (190, 684068), (209, 621880), (220, 590786), (266, 488620), (280, 464189), (308, 421990), (380, 342034), (385, 337592), (418, 310940), (440, 295393), (532, 244310), (616, 210995), (665, 195448), (760, 171017), (770, 168796), (836, 155470), (1045, 124376), (1064, 122155), (1330, 97724), (1463, 88840), (1540, 84398), (1672, 77735), (2090, 62188), (2221, 58520), (2660, 48862), (2926, 44420), (3080, 42199), (4180, 31094), (4442, 29260), (5320, 24431), (5852, 22210), (7315, 17768), (8360, 15547), (8884, 14630), (11105, 11704)]