64895580

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{4451}}^1$

素因数の和:4478

約数の個数: 84

約数和(自身を含む): 204373512

約数和(自身を除く): 139477932

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, 4451, 4860, 7290, 8902, 13353, 14580, 17804, 22255, 26706, 40059, 44510, 53412, 66765, 80118, 89020, 120177, 133530, 160236, 200295, 240354, 267060, 360531, 400590, 480708, 600885, 721062, 801180, 1081593, 1201770, 1442124, 1802655, 2163186, 2403540, 3244779, 3605310, 4326372, 5407965, 6489558, 7210620, 10815930, 12979116, 16223895, 21631860, 32447790, 64895580]

約数ペア:

[(1, 64895580), (2, 32447790), (3, 21631860), (4, 16223895), (5, 12979116), (6, 10815930), (9, 7210620), (10, 6489558), (12, 5407965), (15, 4326372), (18, 3605310), (20, 3244779), (27, 2403540), (30, 2163186), (36, 1802655), (45, 1442124), (54, 1201770), (60, 1081593), (81, 801180), (90, 721062), (108, 600885), (135, 480708), (162, 400590), (180, 360531), (243, 267060), (270, 240354), (324, 200295), (405, 160236), (486, 133530), (540, 120177), (729, 89020), (810, 80118), (972, 66765), (1215, 53412), (1458, 44510), (1620, 40059), (2430, 26706), (2916, 22255), (3645, 17804), (4451, 14580), (4860, 13353), (7290, 8902)]