15288420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{409}}^1$

素因数の和:517

約数の個数: 96

約数和(自身を含む): 49593600

約数和(自身を除く): 34305180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 89, 105, 140, 178, 210, 267, 356, 409, 420, 445, 534, 623, 818, 890, 1068, 1227, 1246, 1335, 1636, 1780, 1869, 2045, 2454, 2492, 2670, 2863, 3115, 3738, 4090, 4908, 5340, 5726, 6135, 6230, 7476, 8180, 8589, 9345, 11452, 12270, 12460, 14315, 17178, 18690, 24540, 28630, 34356, 36401, 37380, 42945, 57260, 72802, 85890, 109203, 145604, 171780, 182005, 218406, 254807, 364010, 436812, 509614, 546015, 728020, 764421, 1019228, 1092030, 1274035, 1528842, 2184060, 2548070, 3057684, 3822105, 5096140, 7644210, 15288420]

約数ペア:

[(1, 15288420), (2, 7644210), (3, 5096140), (4, 3822105), (5, 3057684), (6, 2548070), (7, 2184060), (10, 1528842), (12, 1274035), (14, 1092030), (15, 1019228), (20, 764421), (21, 728020), (28, 546015), (30, 509614), (35, 436812), (42, 364010), (60, 254807), (70, 218406), (84, 182005), (89, 171780), (105, 145604), (140, 109203), (178, 85890), (210, 72802), (267, 57260), (356, 42945), (409, 37380), (420, 36401), (445, 34356), (534, 28630), (623, 24540), (818, 18690), (890, 17178), (1068, 14315), (1227, 12460), (1246, 12270), (1335, 11452), (1636, 9345), (1780, 8589), (1869, 8180), (2045, 7476), (2454, 6230), (2492, 6135), (2670, 5726), (2863, 5340), (3115, 4908), (3738, 4090)]