15318380

素因数分解:

$2^2\times 5^1\times 7^4\times {\mathrm{11}}^1\times {\mathrm{29}}^1$

素因数の和:77

約数の個数: 120

約数和(自身を含む): 42351120

約数和(自身を除く): 27032740

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 29, 35, 44, 49, 55, 58, 70, 77, 98, 110, 116, 140, 145, 154, 196, 203, 220, 245, 290, 308, 319, 343, 385, 406, 490, 539, 580, 638, 686, 770, 812, 980, 1015, 1078, 1276, 1372, 1421, 1540, 1595, 1715, 2030, 2156, 2233, 2401, 2695, 2842, 3190, 3430, 3773, 4060, 4466, 4802, 5390, 5684, 6380, 6860, 7105, 7546, 8932, 9604, 9947, 10780, 11165, 12005, 14210, 15092, 15631, 18865, 19894, 22330, 24010, 26411, 28420, 31262, 37730, 39788, 44660, 48020, 49735, 52822, 62524, 69629, 75460, 78155, 99470, 105644, 109417, 132055, 139258, 156310, 198940, 218834, 264110, 278516, 312620, 348145, 437668, 528220, 547085, 696290, 765919, 1094170, 1392580, 1531838, 2188340, 3063676, 3829595, 7659190, 15318380]

約数ペア:

[(1, 15318380), (2, 7659190), (4, 3829595), (5, 3063676), (7, 2188340), (10, 1531838), (11, 1392580), (14, 1094170), (20, 765919), (22, 696290), (28, 547085), (29, 528220), (35, 437668), (44, 348145), (49, 312620), (55, 278516), (58, 264110), (70, 218834), (77, 198940), (98, 156310), (110, 139258), (116, 132055), (140, 109417), (145, 105644), (154, 99470), (196, 78155), (203, 75460), (220, 69629), (245, 62524), (290, 52822), (308, 49735), (319, 48020), (343, 44660), (385, 39788), (406, 37730), (490, 31262), (539, 28420), (580, 26411), (638, 24010), (686, 22330), (770, 19894), (812, 18865), (980, 15631), (1015, 15092), (1078, 14210), (1276, 12005), (1372, 11165), (1421, 10780), (1540, 9947), (1595, 9604), (1715, 8932), (2030, 7546), (2156, 7105), (2233, 6860), (2401, 6380), (2695, 5684), (2842, 5390), (3190, 4802), (3430, 4466), (3773, 4060)]