31783740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:291

約数の個数: 96

約数和(自身を含む): 92951040

約数和(自身を除く): 61167300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 103, 111, 139, 148, 185, 206, 222, 278, 309, 370, 412, 417, 444, 515, 555, 556, 618, 695, 740, 834, 1030, 1110, 1236, 1390, 1545, 1668, 2060, 2085, 2220, 2780, 3090, 3811, 4170, 5143, 6180, 7622, 8340, 10286, 11433, 14317, 15244, 15429, 19055, 20572, 22866, 25715, 28634, 30858, 38110, 42951, 45732, 51430, 57165, 57268, 61716, 71585, 76220, 77145, 85902, 102860, 114330, 143170, 154290, 171804, 214755, 228660, 286340, 308580, 429510, 529729, 859020, 1059458, 1589187, 2118916, 2648645, 3178374, 5297290, 6356748, 7945935, 10594580, 15891870, 31783740]

約数ペア:

[(1, 31783740), (2, 15891870), (3, 10594580), (4, 7945935), (5, 6356748), (6, 5297290), (10, 3178374), (12, 2648645), (15, 2118916), (20, 1589187), (30, 1059458), (37, 859020), (60, 529729), (74, 429510), (103, 308580), (111, 286340), (139, 228660), (148, 214755), (185, 171804), (206, 154290), (222, 143170), (278, 114330), (309, 102860), (370, 85902), (412, 77145), (417, 76220), (444, 71585), (515, 61716), (555, 57268), (556, 57165), (618, 51430), (695, 45732), (740, 42951), (834, 38110), (1030, 30858), (1110, 28634), (1236, 25715), (1390, 22866), (1545, 20572), (1668, 19055), (2060, 15429), (2085, 15244), (2220, 14317), (2780, 11433), (3090, 10286), (3811, 8340), (4170, 7622), (5143, 6180)]