70852140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20717}}^1$

素因数の和:20751

約数の個数: 72

約数和(自身を含む): 226240560

約数和(自身を除く): 155388420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 20717, 41434, 62151, 82868, 103585, 124302, 186453, 207170, 248604, 310755, 372906, 393623, 414340, 621510, 745812, 787246, 932265, 1180869, 1243020, 1574492, 1864530, 1968115, 2361738, 3542607, 3729060, 3936230, 4723476, 5904345, 7085214, 7872460, 11808690, 14170428, 17713035, 23617380, 35426070, 70852140]

約数ペア:

[(1, 70852140), (2, 35426070), (3, 23617380), (4, 17713035), (5, 14170428), (6, 11808690), (9, 7872460), (10, 7085214), (12, 5904345), (15, 4723476), (18, 3936230), (19, 3729060), (20, 3542607), (30, 2361738), (36, 1968115), (38, 1864530), (45, 1574492), (57, 1243020), (60, 1180869), (76, 932265), (90, 787246), (95, 745812), (114, 621510), (171, 414340), (180, 393623), (190, 372906), (228, 310755), (285, 248604), (342, 207170), (380, 186453), (570, 124302), (684, 103585), (855, 82868), (1140, 62151), (1710, 41434), (3420, 20717)]