15513840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{743}}^1$

素因数の和:791

約数の個数: 120

約数和(自身を含む): 53969760

約数和(自身を除く): 38455920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 116, 120, 144, 145, 174, 180, 232, 240, 261, 290, 348, 360, 435, 464, 522, 580, 696, 720, 743, 870, 1044, 1160, 1305, 1392, 1486, 1740, 2088, 2229, 2320, 2610, 2972, 3480, 3715, 4176, 4458, 5220, 5944, 6687, 6960, 7430, 8916, 10440, 11145, 11888, 13374, 14860, 17832, 20880, 21547, 22290, 26748, 29720, 33435, 35664, 43094, 44580, 53496, 59440, 64641, 66870, 86188, 89160, 106992, 107735, 129282, 133740, 172376, 178320, 193923, 215470, 258564, 267480, 323205, 344752, 387846, 430940, 517128, 534960, 646410, 775692, 861880, 969615, 1034256, 1292820, 1551384, 1723760, 1939230, 2585640, 3102768, 3878460, 5171280, 7756920, 15513840]

約数ペア:

[(1, 15513840), (2, 7756920), (3, 5171280), (4, 3878460), (5, 3102768), (6, 2585640), (8, 1939230), (9, 1723760), (10, 1551384), (12, 1292820), (15, 1034256), (16, 969615), (18, 861880), (20, 775692), (24, 646410), (29, 534960), (30, 517128), (36, 430940), (40, 387846), (45, 344752), (48, 323205), (58, 267480), (60, 258564), (72, 215470), (80, 193923), (87, 178320), (90, 172376), (116, 133740), (120, 129282), (144, 107735), (145, 106992), (174, 89160), (180, 86188), (232, 66870), (240, 64641), (261, 59440), (290, 53496), (348, 44580), (360, 43094), (435, 35664), (464, 33435), (522, 29720), (580, 26748), (696, 22290), (720, 21547), (743, 20880), (870, 17832), (1044, 14860), (1160, 13374), (1305, 11888), (1392, 11145), (1486, 10440), (1740, 8916), (2088, 7430), (2229, 6960), (2320, 6687), (2610, 5944), (2972, 5220), (3480, 4458), (3715, 4176)]