31770630

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{643}}^1$

素因数の和:723

約数の個数: 80

約数和(自身を含む): 86963184

約数和(自身を除く): 55192554

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 61, 81, 90, 122, 135, 162, 183, 270, 305, 366, 405, 549, 610, 643, 810, 915, 1098, 1286, 1647, 1830, 1929, 2745, 3215, 3294, 3858, 4941, 5490, 5787, 6430, 8235, 9645, 9882, 11574, 16470, 17361, 19290, 24705, 28935, 34722, 39223, 49410, 52083, 57870, 78446, 86805, 104166, 117669, 173610, 196115, 235338, 260415, 353007, 392230, 520830, 588345, 706014, 1059021, 1176690, 1765035, 2118042, 3177063, 3530070, 5295105, 6354126, 10590210, 15885315, 31770630]

約数ペア:

[(1, 31770630), (2, 15885315), (3, 10590210), (5, 6354126), (6, 5295105), (9, 3530070), (10, 3177063), (15, 2118042), (18, 1765035), (27, 1176690), (30, 1059021), (45, 706014), (54, 588345), (61, 520830), (81, 392230), (90, 353007), (122, 260415), (135, 235338), (162, 196115), (183, 173610), (270, 117669), (305, 104166), (366, 86805), (405, 78446), (549, 57870), (610, 52083), (643, 49410), (810, 39223), (915, 34722), (1098, 28935), (1286, 24705), (1647, 19290), (1830, 17361), (1929, 16470), (2745, 11574), (3215, 9882), (3294, 9645), (3858, 8235), (4941, 6430), (5490, 5787)]