15663060

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1$

素因数の和:454

約数の個数: 144

約数和(自身を含む): 56189952

約数和(自身を除く): 40526892

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 60, 62, 63, 70, 84, 90, 93, 105, 124, 126, 140, 155, 180, 186, 210, 217, 252, 279, 310, 315, 372, 401, 420, 434, 465, 558, 620, 630, 651, 802, 868, 930, 1085, 1116, 1203, 1260, 1302, 1395, 1604, 1860, 1953, 2005, 2170, 2406, 2604, 2790, 2807, 3255, 3609, 3906, 4010, 4340, 4812, 5580, 5614, 6015, 6510, 7218, 7812, 8020, 8421, 9765, 11228, 12030, 12431, 13020, 14035, 14436, 16842, 18045, 19530, 24060, 24862, 25263, 28070, 33684, 36090, 37293, 39060, 42105, 49724, 50526, 56140, 62155, 72180, 74586, 84210, 87017, 101052, 111879, 124310, 126315, 149172, 168420, 174034, 186465, 223758, 248620, 252630, 261051, 348068, 372930, 435085, 447516, 505260, 522102, 559395, 745860, 783153, 870170, 1044204, 1118790, 1305255, 1566306, 1740340, 2237580, 2610510, 3132612, 3915765, 5221020, 7831530, 15663060]

約数ペア:

[(1, 15663060), (2, 7831530), (3, 5221020), (4, 3915765), (5, 3132612), (6, 2610510), (7, 2237580), (9, 1740340), (10, 1566306), (12, 1305255), (14, 1118790), (15, 1044204), (18, 870170), (20, 783153), (21, 745860), (28, 559395), (30, 522102), (31, 505260), (35, 447516), (36, 435085), (42, 372930), (45, 348068), (60, 261051), (62, 252630), (63, 248620), (70, 223758), (84, 186465), (90, 174034), (93, 168420), (105, 149172), (124, 126315), (126, 124310), (140, 111879), (155, 101052), (180, 87017), (186, 84210), (210, 74586), (217, 72180), (252, 62155), (279, 56140), (310, 50526), (315, 49724), (372, 42105), (401, 39060), (420, 37293), (434, 36090), (465, 33684), (558, 28070), (620, 25263), (630, 24862), (651, 24060), (802, 19530), (868, 18045), (930, 16842), (1085, 14436), (1116, 14035), (1203, 13020), (1260, 12431), (1302, 12030), (1395, 11228), (1604, 9765), (1860, 8421), (1953, 8020), (2005, 7812), (2170, 7218), (2406, 6510), (2604, 6015), (2790, 5614), (2807, 5580), (3255, 4812), (3609, 4340), (3906, 4010)]