722520

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{223}}^1$

素因数の和:246

約数の個数: 80

約数和(自身を含む): 2439360

約数和(自身を除く): 1716840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 223, 270, 324, 360, 405, 446, 540, 648, 669, 810, 892, 1080, 1115, 1338, 1620, 1784, 2007, 2230, 2676, 3240, 3345, 4014, 4460, 5352, 6021, 6690, 8028, 8920, 10035, 12042, 13380, 16056, 18063, 20070, 24084, 26760, 30105, 36126, 40140, 48168, 60210, 72252, 80280, 90315, 120420, 144504, 180630, 240840, 361260, 722520]

約数ペア:

[(1, 722520), (2, 361260), (3, 240840), (4, 180630), (5, 144504), (6, 120420), (8, 90315), (9, 80280), (10, 72252), (12, 60210), (15, 48168), (18, 40140), (20, 36126), (24, 30105), (27, 26760), (30, 24084), (36, 20070), (40, 18063), (45, 16056), (54, 13380), (60, 12042), (72, 10035), (81, 8920), (90, 8028), (108, 6690), (120, 6021), (135, 5352), (162, 4460), (180, 4014), (216, 3345), (223, 3240), (270, 2676), (324, 2230), (360, 2007), (405, 1784), (446, 1620), (540, 1338), (648, 1115), (669, 1080), (810, 892)]