124295440

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{277}}^1$

素因数の和:440

約数の個数: 80

約数和(自身を含む): 297838080

約数和(自身を除く): 173542640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 79, 80, 142, 158, 277, 284, 316, 355, 395, 554, 568, 632, 710, 790, 1108, 1136, 1264, 1385, 1420, 1580, 2216, 2770, 2840, 3160, 4432, 5540, 5609, 5680, 6320, 11080, 11218, 19667, 21883, 22160, 22436, 28045, 39334, 43766, 44872, 56090, 78668, 87532, 89744, 98335, 109415, 112180, 157336, 175064, 196670, 218830, 224360, 314672, 350128, 393340, 437660, 448720, 786680, 875320, 1553693, 1573360, 1750640, 3107386, 6214772, 7768465, 12429544, 15536930, 24859088, 31073860, 62147720, 124295440]

約数ペア:

[(1, 124295440), (2, 62147720), (4, 31073860), (5, 24859088), (8, 15536930), (10, 12429544), (16, 7768465), (20, 6214772), (40, 3107386), (71, 1750640), (79, 1573360), (80, 1553693), (142, 875320), (158, 786680), (277, 448720), (284, 437660), (316, 393340), (355, 350128), (395, 314672), (554, 224360), (568, 218830), (632, 196670), (710, 175064), (790, 157336), (1108, 112180), (1136, 109415), (1264, 98335), (1385, 89744), (1420, 87532), (1580, 78668), (2216, 56090), (2770, 44872), (2840, 43766), (3160, 39334), (4432, 28045), (5540, 22436), (5609, 22160), (5680, 21883), (6320, 19667), (11080, 11218)]