71981460

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{4937}}^1$

素因数の和:4964

約数の個数: 84

約数和(自身を含む): 226683828

約数和(自身を除く): 154702368

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 729, 810, 972, 1215, 1458, 1620, 2430, 2916, 3645, 4860, 4937, 7290, 9874, 14580, 14811, 19748, 24685, 29622, 44433, 49370, 59244, 74055, 88866, 98740, 133299, 148110, 177732, 222165, 266598, 296220, 399897, 444330, 533196, 666495, 799794, 888660, 1199691, 1332990, 1599588, 1999485, 2399382, 2665980, 3599073, 3998970, 4798764, 5998455, 7198146, 7997940, 11996910, 14396292, 17995365, 23993820, 35990730, 71981460]

約数ペア:

[(1, 71981460), (2, 35990730), (3, 23993820), (4, 17995365), (5, 14396292), (6, 11996910), (9, 7997940), (10, 7198146), (12, 5998455), (15, 4798764), (18, 3998970), (20, 3599073), (27, 2665980), (30, 2399382), (36, 1999485), (45, 1599588), (54, 1332990), (60, 1199691), (81, 888660), (90, 799794), (108, 666495), (135, 533196), (162, 444330), (180, 399897), (243, 296220), (270, 266598), (324, 222165), (405, 177732), (486, 148110), (540, 133299), (729, 98740), (810, 88866), (972, 74055), (1215, 59244), (1458, 49370), (1620, 44433), (2430, 29622), (2916, 24685), (3645, 19748), (4860, 14811), (4937, 14580), (7290, 9874)]