215955720

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{66653}}^1$

素因数の和:66676

約数の個数: 80

約数和(自身を含む): 725862060

約数和(自身を除く): 509906340

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, 66653, 133306, 199959, 266612, 333265, 399918, 533224, 599877, 666530, 799836, 999795, 1199754, 1333060, 1599672, 1799631, 1999590, 2399508, 2666120, 2999385, 3599262, 3999180, 4799016, 5398893, 5998770, 7198524, 7998360, 8998155, 10797786, 11997540, 14397048, 17996310, 21595572, 23995080, 26994465, 35992620, 43191144, 53988930, 71985240, 107977860, 215955720]

約数ペア:

[(1, 215955720), (2, 107977860), (3, 71985240), (4, 53988930), (5, 43191144), (6, 35992620), (8, 26994465), (9, 23995080), (10, 21595572), (12, 17996310), (15, 14397048), (18, 11997540), (20, 10797786), (24, 8998155), (27, 7998360), (30, 7198524), (36, 5998770), (40, 5398893), (45, 4799016), (54, 3999180), (60, 3599262), (72, 2999385), (81, 2666120), (90, 2399508), (108, 1999590), (120, 1799631), (135, 1599672), (162, 1333060), (180, 1199754), (216, 999795), (270, 799836), (324, 666530), (360, 599877), (405, 533224), (540, 399918), (648, 333265), (810, 266612), (1080, 199959), (1620, 133306), (3240, 66653)]