15240780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{373}}^1$

素因数の和:615

約数の個数: 72

約数和(自身を含む): 46558512

約数和(自身を除く): 31317732

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 227, 373, 454, 681, 746, 908, 1119, 1135, 1362, 1492, 1865, 2043, 2238, 2270, 2724, 3357, 3405, 3730, 4086, 4476, 4540, 5595, 6714, 6810, 7460, 8172, 10215, 11190, 13428, 13620, 16785, 20430, 22380, 33570, 40860, 67140, 84671, 169342, 254013, 338684, 423355, 508026, 762039, 846710, 1016052, 1270065, 1524078, 1693420, 2540130, 3048156, 3810195, 5080260, 7620390, 15240780]

約数ペア:

[(1, 15240780), (2, 7620390), (3, 5080260), (4, 3810195), (5, 3048156), (6, 2540130), (9, 1693420), (10, 1524078), (12, 1270065), (15, 1016052), (18, 846710), (20, 762039), (30, 508026), (36, 423355), (45, 338684), (60, 254013), (90, 169342), (180, 84671), (227, 67140), (373, 40860), (454, 33570), (681, 22380), (746, 20430), (908, 16785), (1119, 13620), (1135, 13428), (1362, 11190), (1492, 10215), (1865, 8172), (2043, 7460), (2238, 6810), (2270, 6714), (2724, 5595), (3357, 4540), (3405, 4476), (3730, 4086)]