120240640

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3613}}^1$

素因数の和:3649

約数の個数: 80

約数和(自身を含む): 310558248

約数和(自身を除く): 190317608

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 640, 832, 1040, 1280, 1664, 2080, 2560, 3328, 3613, 4160, 6656, 7226, 8320, 14452, 16640, 18065, 28904, 33280, 36130, 46969, 57808, 72260, 93938, 115616, 144520, 187876, 231232, 234845, 289040, 375752, 462464, 469690, 578080, 751504, 924928, 939380, 1156160, 1503008, 1849856, 1878760, 2312320, 3006016, 3757520, 4624640, 6012032, 7515040, 9249280, 12024064, 15030080, 24048128, 30060160, 60120320, 120240640]

約数ペア:

[(1, 120240640), (2, 60120320), (4, 30060160), (5, 24048128), (8, 15030080), (10, 12024064), (13, 9249280), (16, 7515040), (20, 6012032), (26, 4624640), (32, 3757520), (40, 3006016), (52, 2312320), (64, 1878760), (65, 1849856), (80, 1503008), (104, 1156160), (128, 939380), (130, 924928), (160, 751504), (208, 578080), (256, 469690), (260, 462464), (320, 375752), (416, 289040), (512, 234845), (520, 231232), (640, 187876), (832, 144520), (1040, 115616), (1280, 93938), (1664, 72260), (2080, 57808), (2560, 46969), (3328, 36130), (3613, 33280), (4160, 28904), (6656, 18065), (7226, 16640), (8320, 14452)]