253496160

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{439}}^1$

素因数の和:861

約数の個数: 144

約数和(自身を含む): 869188320

約数和(自身を除く): 615692160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 401, 439, 480, 720, 802, 878, 1203, 1317, 1440, 1604, 1756, 2005, 2195, 2406, 2634, 3208, 3512, 3609, 3951, 4010, 4390, 4812, 5268, 6015, 6416, 6585, 7024, 7218, 7902, 8020, 8780, 9624, 10536, 12030, 12832, 13170, 14048, 14436, 15804, 16040, 17560, 18045, 19248, 19755, 21072, 24060, 26340, 28872, 31608, 32080, 35120, 36090, 38496, 39510, 42144, 48120, 52680, 57744, 63216, 64160, 70240, 72180, 79020, 96240, 105360, 115488, 126432, 144360, 158040, 176039, 192480, 210720, 288720, 316080, 352078, 528117, 577440, 632160, 704156, 880195, 1056234, 1408312, 1584351, 1760390, 2112468, 2640585, 2816624, 3168702, 3520780, 4224936, 5281170, 5633248, 6337404, 7041560, 7921755, 8449872, 10562340, 12674808, 14083120, 15843510, 16899744, 21124680, 25349616, 28166240, 31687020, 42249360, 50699232, 63374040, 84498720, 126748080, 253496160]

約数ペア:

[(1, 253496160), (2, 126748080), (3, 84498720), (4, 63374040), (5, 50699232), (6, 42249360), (8, 31687020), (9, 28166240), (10, 25349616), (12, 21124680), (15, 16899744), (16, 15843510), (18, 14083120), (20, 12674808), (24, 10562340), (30, 8449872), (32, 7921755), (36, 7041560), (40, 6337404), (45, 5633248), (48, 5281170), (60, 4224936), (72, 3520780), (80, 3168702), (90, 2816624), (96, 2640585), (120, 2112468), (144, 1760390), (160, 1584351), (180, 1408312), (240, 1056234), (288, 880195), (360, 704156), (401, 632160), (439, 577440), (480, 528117), (720, 352078), (802, 316080), (878, 288720), (1203, 210720), (1317, 192480), (1440, 176039), (1604, 158040), (1756, 144360), (2005, 126432), (2195, 115488), (2406, 105360), (2634, 96240), (3208, 79020), (3512, 72180), (3609, 70240), (3951, 64160), (4010, 63216), (4390, 57744), (4812, 52680), (5268, 48120), (6015, 42144), (6416, 39510), (6585, 38496), (7024, 36090), (7218, 35120), (7902, 32080), (8020, 31608), (8780, 28872), (9624, 26340), (10536, 24060), (12030, 21072), (12832, 19755), (13170, 19248), (14048, 18045), (14436, 17560), (15804, 16040)]