134320640

素因数分解:

$2^9\times 5^1\times {\mathrm{71}}^1\times {\mathrm{739}}^1$

素因数の和:833

約数の個数: 80

約数和(自身を含む): 327032640

約数和(自身を除く): 192712000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 256, 284, 320, 355, 512, 568, 640, 710, 739, 1136, 1280, 1420, 1478, 2272, 2560, 2840, 2956, 3695, 4544, 5680, 5912, 7390, 9088, 11360, 11824, 14780, 18176, 22720, 23648, 29560, 36352, 45440, 47296, 52469, 59120, 90880, 94592, 104938, 118240, 181760, 189184, 209876, 236480, 262345, 378368, 419752, 472960, 524690, 839504, 945920, 1049380, 1679008, 1891840, 2098760, 3358016, 4197520, 6716032, 8395040, 13432064, 16790080, 26864128, 33580160, 67160320, 134320640]

約数ペア:

[(1, 134320640), (2, 67160320), (4, 33580160), (5, 26864128), (8, 16790080), (10, 13432064), (16, 8395040), (20, 6716032), (32, 4197520), (40, 3358016), (64, 2098760), (71, 1891840), (80, 1679008), (128, 1049380), (142, 945920), (160, 839504), (256, 524690), (284, 472960), (320, 419752), (355, 378368), (512, 262345), (568, 236480), (640, 209876), (710, 189184), (739, 181760), (1136, 118240), (1280, 104938), (1420, 94592), (1478, 90880), (2272, 59120), (2560, 52469), (2840, 47296), (2956, 45440), (3695, 36352), (4544, 29560), (5680, 23648), (5912, 22720), (7390, 18176), (9088, 14780), (11360, 11824)]