61545780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20113}}^1$

素因数の和:20145

約数の個数: 72

約数和(自身を含む): 197680392

約数和(自身を除く): 136134612

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 20113, 40226, 60339, 80452, 100565, 120678, 181017, 201130, 241356, 301695, 341921, 362034, 402260, 603390, 683842, 724068, 905085, 1025763, 1206780, 1367684, 1709605, 1810170, 2051526, 3077289, 3419210, 3620340, 4103052, 5128815, 6154578, 6838420, 10257630, 12309156, 15386445, 20515260, 30772890, 61545780]

約数ペア:

[(1, 61545780), (2, 30772890), (3, 20515260), (4, 15386445), (5, 12309156), (6, 10257630), (9, 6838420), (10, 6154578), (12, 5128815), (15, 4103052), (17, 3620340), (18, 3419210), (20, 3077289), (30, 2051526), (34, 1810170), (36, 1709605), (45, 1367684), (51, 1206780), (60, 1025763), (68, 905085), (85, 724068), (90, 683842), (102, 603390), (153, 402260), (170, 362034), (180, 341921), (204, 301695), (255, 241356), (306, 201130), (340, 181017), (510, 120678), (612, 100565), (765, 80452), (1020, 60339), (1530, 40226), (3060, 20113)]