64762020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{15643}}^1$

素因数の和:15681

約数の個数: 72

約数和(自身を含む): 204998976

約数和(自身を除く): 140236956

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 15643, 31286, 46929, 62572, 78215, 93858, 140787, 156430, 187716, 234645, 281574, 312860, 359789, 469290, 563148, 703935, 719578, 938580, 1079367, 1407870, 1439156, 1798945, 2158734, 2815740, 3238101, 3597890, 4317468, 5396835, 6476202, 7195780, 10793670, 12952404, 16190505, 21587340, 32381010, 64762020]

約数ペア:

[(1, 64762020), (2, 32381010), (3, 21587340), (4, 16190505), (5, 12952404), (6, 10793670), (9, 7195780), (10, 6476202), (12, 5396835), (15, 4317468), (18, 3597890), (20, 3238101), (23, 2815740), (30, 2158734), (36, 1798945), (45, 1439156), (46, 1407870), (60, 1079367), (69, 938580), (90, 719578), (92, 703935), (115, 563148), (138, 469290), (180, 359789), (207, 312860), (230, 281574), (276, 234645), (345, 187716), (414, 156430), (460, 140787), (690, 93858), (828, 78215), (1035, 62572), (1380, 46929), (2070, 31286), (4140, 15643)]