72021960

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{22229}}^1$

素因数の和:22252

約数の個数: 80

約数和(自身を含む): 242084700

約数和(自身を除く): 170062740

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, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 22229, 44458, 66687, 88916, 111145, 133374, 177832, 200061, 222290, 266748, 333435, 400122, 444580, 533496, 600183, 666870, 800244, 889160, 1000305, 1200366, 1333740, 1600488, 1800549, 2000610, 2400732, 2667480, 3000915, 3601098, 4001220, 4801464, 6001830, 7202196, 8002440, 9002745, 12003660, 14404392, 18005490, 24007320, 36010980, 72021960]

約数ペア:

[(1, 72021960), (2, 36010980), (3, 24007320), (4, 18005490), (5, 14404392), (6, 12003660), (8, 9002745), (9, 8002440), (10, 7202196), (12, 6001830), (15, 4801464), (18, 4001220), (20, 3601098), (24, 3000915), (27, 2667480), (30, 2400732), (36, 2000610), (40, 1800549), (45, 1600488), (54, 1333740), (60, 1200366), (72, 1000305), (81, 889160), (90, 800244), (108, 666870), (120, 600183), (135, 533496), (162, 444580), (180, 400122), (216, 333435), (270, 266748), (324, 222290), (360, 200061), (405, 177832), (540, 133374), (648, 111145), (810, 88916), (1080, 66687), (1620, 44458), (3240, 22229)]