72840816

素因数分解:

$2^4\times 3^3\times {\mathrm{23}}^1\times {\mathrm{7331}}^1$

素因数の和:7371

約数の個数: 80

約数和(自身を含む): 218200320

約数和(自身を除く): 145359504

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 36, 46, 48, 54, 69, 72, 92, 108, 138, 144, 184, 207, 216, 276, 368, 414, 432, 552, 621, 828, 1104, 1242, 1656, 2484, 3312, 4968, 7331, 9936, 14662, 21993, 29324, 43986, 58648, 65979, 87972, 117296, 131958, 168613, 175944, 197937, 263916, 337226, 351888, 395874, 505839, 527832, 674452, 791748, 1011678, 1055664, 1348904, 1517517, 1583496, 2023356, 2697808, 3035034, 3166992, 4046712, 4552551, 6070068, 8093424, 9105102, 12140136, 18210204, 24280272, 36420408, 72840816]

約数ペア:

[(1, 72840816), (2, 36420408), (3, 24280272), (4, 18210204), (6, 12140136), (8, 9105102), (9, 8093424), (12, 6070068), (16, 4552551), (18, 4046712), (23, 3166992), (24, 3035034), (27, 2697808), (36, 2023356), (46, 1583496), (48, 1517517), (54, 1348904), (69, 1055664), (72, 1011678), (92, 791748), (108, 674452), (138, 527832), (144, 505839), (184, 395874), (207, 351888), (216, 337226), (276, 263916), (368, 197937), (414, 175944), (432, 168613), (552, 131958), (621, 117296), (828, 87972), (1104, 65979), (1242, 58648), (1656, 43986), (2484, 29324), (3312, 21993), (4968, 14662), (7331, 9936)]