308964780

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{21191}}^1$

素因数の和:21218

約数の個数: 84

約数和(自身を含む): 972839952

約数和(自身を除く): 663875172

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, 7290, 14580, 21191, 42382, 63573, 84764, 105955, 127146, 190719, 211910, 254292, 317865, 381438, 423820, 572157, 635730, 762876, 953595, 1144314, 1271460, 1716471, 1907190, 2288628, 2860785, 3432942, 3814380, 5149413, 5721570, 6865884, 8582355, 10298826, 11443140, 15448239, 17164710, 20597652, 25747065, 30896478, 34329420, 51494130, 61792956, 77241195, 102988260, 154482390, 308964780]

約数ペア:

[(1, 308964780), (2, 154482390), (3, 102988260), (4, 77241195), (5, 61792956), (6, 51494130), (9, 34329420), (10, 30896478), (12, 25747065), (15, 20597652), (18, 17164710), (20, 15448239), (27, 11443140), (30, 10298826), (36, 8582355), (45, 6865884), (54, 5721570), (60, 5149413), (81, 3814380), (90, 3432942), (108, 2860785), (135, 2288628), (162, 1907190), (180, 1716471), (243, 1271460), (270, 1144314), (324, 953595), (405, 762876), (486, 635730), (540, 572157), (729, 423820), (810, 381438), (972, 317865), (1215, 254292), (1458, 211910), (1620, 190719), (2430, 127146), (2916, 105955), (3645, 84764), (4860, 63573), (7290, 42382), (14580, 21191)]