81359160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{3407}}^1$

素因数の和:3620

約数の個数: 64

約数和(自身を含む): 245376000

約数和(自身を除く): 164016840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 199, 398, 597, 796, 995, 1194, 1592, 1990, 2388, 2985, 3407, 3980, 4776, 5970, 6814, 7960, 10221, 11940, 13628, 17035, 20442, 23880, 27256, 34070, 40884, 51105, 68140, 81768, 102210, 136280, 204420, 408840, 677993, 1355986, 2033979, 2711972, 3389965, 4067958, 5423944, 6779930, 8135916, 10169895, 13559860, 16271832, 20339790, 27119720, 40679580, 81359160]

約数ペア:

[(1, 81359160), (2, 40679580), (3, 27119720), (4, 20339790), (5, 16271832), (6, 13559860), (8, 10169895), (10, 8135916), (12, 6779930), (15, 5423944), (20, 4067958), (24, 3389965), (30, 2711972), (40, 2033979), (60, 1355986), (120, 677993), (199, 408840), (398, 204420), (597, 136280), (796, 102210), (995, 81768), (1194, 68140), (1592, 51105), (1990, 40884), (2388, 34070), (2985, 27256), (3407, 23880), (3980, 20442), (4776, 17035), (5970, 13628), (6814, 11940), (7960, 10221)]