15320900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{509}}^1$

素因数の和:573

約数の個数: 72

約数和(自身を含む): 38955840

約数和(自身を除く): 23634940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 43, 50, 70, 86, 100, 140, 172, 175, 215, 301, 350, 430, 509, 602, 700, 860, 1018, 1075, 1204, 1505, 2036, 2150, 2545, 3010, 3563, 4300, 5090, 6020, 7126, 7525, 10180, 12725, 14252, 15050, 17815, 21887, 25450, 30100, 35630, 43774, 50900, 71260, 87548, 89075, 109435, 153209, 178150, 218870, 306418, 356300, 437740, 547175, 612836, 766045, 1094350, 1532090, 2188700, 3064180, 3830225, 7660450, 15320900]

約数ペア:

[(1, 15320900), (2, 7660450), (4, 3830225), (5, 3064180), (7, 2188700), (10, 1532090), (14, 1094350), (20, 766045), (25, 612836), (28, 547175), (35, 437740), (43, 356300), (50, 306418), (70, 218870), (86, 178150), (100, 153209), (140, 109435), (172, 89075), (175, 87548), (215, 71260), (301, 50900), (350, 43774), (430, 35630), (509, 30100), (602, 25450), (700, 21887), (860, 17815), (1018, 15050), (1075, 14252), (1204, 12725), (1505, 10180), (2036, 7525), (2150, 7126), (2545, 6020), (3010, 5090), (3563, 4300)]