6441840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1$

素因数の和:431

約数の個数: 120

約数和(自身を含む): 22632480

約数和(自身を除く): 16190640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 115, 120, 138, 144, 180, 184, 207, 230, 240, 276, 345, 360, 368, 389, 414, 460, 552, 690, 720, 778, 828, 920, 1035, 1104, 1167, 1380, 1556, 1656, 1840, 1945, 2070, 2334, 2760, 3112, 3312, 3501, 3890, 4140, 4668, 5520, 5835, 6224, 7002, 7780, 8280, 8947, 9336, 11670, 14004, 15560, 16560, 17505, 17894, 18672, 23340, 26841, 28008, 31120, 35010, 35788, 44735, 46680, 53682, 56016, 70020, 71576, 80523, 89470, 93360, 107364, 134205, 140040, 143152, 161046, 178940, 214728, 268410, 280080, 322092, 357880, 402615, 429456, 536820, 644184, 715760, 805230, 1073640, 1288368, 1610460, 2147280, 3220920, 6441840]

約数ペア:

[(1, 6441840), (2, 3220920), (3, 2147280), (4, 1610460), (5, 1288368), (6, 1073640), (8, 805230), (9, 715760), (10, 644184), (12, 536820), (15, 429456), (16, 402615), (18, 357880), (20, 322092), (23, 280080), (24, 268410), (30, 214728), (36, 178940), (40, 161046), (45, 143152), (46, 140040), (48, 134205), (60, 107364), (69, 93360), (72, 89470), (80, 80523), (90, 71576), (92, 70020), (115, 56016), (120, 53682), (138, 46680), (144, 44735), (180, 35788), (184, 35010), (207, 31120), (230, 28008), (240, 26841), (276, 23340), (345, 18672), (360, 17894), (368, 17505), (389, 16560), (414, 15560), (460, 14004), (552, 11670), (690, 9336), (720, 8947), (778, 8280), (828, 7780), (920, 7002), (1035, 6224), (1104, 5835), (1167, 5520), (1380, 4668), (1556, 4140), (1656, 3890), (1840, 3501), (1945, 3312), (2070, 3112), (2334, 2760)]