15811530

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:180

約数の個数: 128

約数和(自身を含む): 47443968

約数和(自身を除く): 31632438

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 43, 51, 70, 85, 86, 102, 103, 105, 119, 129, 170, 206, 210, 215, 238, 255, 258, 301, 309, 357, 430, 510, 515, 595, 602, 618, 645, 714, 721, 731, 903, 1030, 1190, 1290, 1442, 1462, 1505, 1545, 1751, 1785, 1806, 2163, 2193, 3010, 3090, 3502, 3570, 3605, 3655, 4326, 4386, 4429, 4515, 5117, 5253, 7210, 7310, 8755, 8858, 9030, 10234, 10506, 10815, 10965, 12257, 13287, 15351, 17510, 21630, 21930, 22145, 24514, 25585, 26265, 26574, 30702, 31003, 36771, 44290, 51170, 52530, 61285, 62006, 66435, 73542, 75293, 76755, 93009, 122570, 132870, 150586, 153510, 155015, 183855, 186018, 225879, 310030, 367710, 376465, 451758, 465045, 527051, 752930, 930090, 1054102, 1129395, 1581153, 2258790, 2635255, 3162306, 5270510, 7905765, 15811530]

約数ペア:

[(1, 15811530), (2, 7905765), (3, 5270510), (5, 3162306), (6, 2635255), (7, 2258790), (10, 1581153), (14, 1129395), (15, 1054102), (17, 930090), (21, 752930), (30, 527051), (34, 465045), (35, 451758), (42, 376465), (43, 367710), (51, 310030), (70, 225879), (85, 186018), (86, 183855), (102, 155015), (103, 153510), (105, 150586), (119, 132870), (129, 122570), (170, 93009), (206, 76755), (210, 75293), (215, 73542), (238, 66435), (255, 62006), (258, 61285), (301, 52530), (309, 51170), (357, 44290), (430, 36771), (510, 31003), (515, 30702), (595, 26574), (602, 26265), (618, 25585), (645, 24514), (714, 22145), (721, 21930), (731, 21630), (903, 17510), (1030, 15351), (1190, 13287), (1290, 12257), (1442, 10965), (1462, 10815), (1505, 10506), (1545, 10234), (1751, 9030), (1785, 8858), (1806, 8755), (2163, 7310), (2193, 7210), (3010, 5253), (3090, 5117), (3502, 4515), (3570, 4429), (3605, 4386), (3655, 4326)]