57497720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:217

約数の個数: 128

約数和(自身を含む): 156643200

約数和(自身を除く): 99145480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 73, 97, 116, 140, 145, 146, 194, 203, 232, 280, 290, 292, 365, 388, 406, 485, 511, 580, 584, 679, 730, 776, 812, 970, 1015, 1022, 1160, 1358, 1460, 1624, 1940, 2030, 2044, 2117, 2555, 2716, 2813, 2920, 3395, 3880, 4060, 4088, 4234, 5110, 5432, 5626, 6790, 7081, 8120, 8468, 10220, 10585, 11252, 13580, 14065, 14162, 14819, 16936, 19691, 20440, 21170, 22504, 27160, 28130, 28324, 29638, 35405, 39382, 42340, 49567, 56260, 56648, 59276, 70810, 74095, 78764, 84680, 98455, 99134, 112520, 118552, 141620, 148190, 157528, 196910, 198268, 205349, 247835, 283240, 296380, 393820, 396536, 410698, 495670, 592760, 787640, 821396, 991340, 1026745, 1437443, 1642792, 1982680, 2053490, 2874886, 4106980, 5749772, 7187215, 8213960, 11499544, 14374430, 28748860, 57497720]

約数ペア:

[(1, 57497720), (2, 28748860), (4, 14374430), (5, 11499544), (7, 8213960), (8, 7187215), (10, 5749772), (14, 4106980), (20, 2874886), (28, 2053490), (29, 1982680), (35, 1642792), (40, 1437443), (56, 1026745), (58, 991340), (70, 821396), (73, 787640), (97, 592760), (116, 495670), (140, 410698), (145, 396536), (146, 393820), (194, 296380), (203, 283240), (232, 247835), (280, 205349), (290, 198268), (292, 196910), (365, 157528), (388, 148190), (406, 141620), (485, 118552), (511, 112520), (580, 99134), (584, 98455), (679, 84680), (730, 78764), (776, 74095), (812, 70810), (970, 59276), (1015, 56648), (1022, 56260), (1160, 49567), (1358, 42340), (1460, 39382), (1624, 35405), (1940, 29638), (2030, 28324), (2044, 28130), (2117, 27160), (2555, 22504), (2716, 21170), (2813, 20440), (2920, 19691), (3395, 16936), (3880, 14819), (4060, 14162), (4088, 14065), (4234, 13580), (5110, 11252), (5432, 10585), (5626, 10220), (6790, 8468), (7081, 8120)]