78312240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4729}}^1$

素因数の和:4771

約数の個数: 120

約数和(自身を含む): 274491360

約数和(自身を除く): 196179120

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, 414, 460, 552, 690, 720, 828, 920, 1035, 1104, 1380, 1656, 1840, 2070, 2760, 3312, 4140, 4729, 5520, 8280, 9458, 14187, 16560, 18916, 23645, 28374, 37832, 42561, 47290, 56748, 70935, 75664, 85122, 94580, 108767, 113496, 141870, 170244, 189160, 212805, 217534, 226992, 283740, 326301, 340488, 378320, 425610, 435068, 543835, 567480, 652602, 680976, 851220, 870136, 978903, 1087670, 1134960, 1305204, 1631505, 1702440, 1740272, 1957806, 2175340, 2610408, 3263010, 3404880, 3915612, 4350680, 4894515, 5220816, 6526020, 7831224, 8701360, 9789030, 13052040, 15662448, 19578060, 26104080, 39156120, 78312240]

約数ペア:

[(1, 78312240), (2, 39156120), (3, 26104080), (4, 19578060), (5, 15662448), (6, 13052040), (8, 9789030), (9, 8701360), (10, 7831224), (12, 6526020), (15, 5220816), (16, 4894515), (18, 4350680), (20, 3915612), (23, 3404880), (24, 3263010), (30, 2610408), (36, 2175340), (40, 1957806), (45, 1740272), (46, 1702440), (48, 1631505), (60, 1305204), (69, 1134960), (72, 1087670), (80, 978903), (90, 870136), (92, 851220), (115, 680976), (120, 652602), (138, 567480), (144, 543835), (180, 435068), (184, 425610), (207, 378320), (230, 340488), (240, 326301), (276, 283740), (345, 226992), (360, 217534), (368, 212805), (414, 189160), (460, 170244), (552, 141870), (690, 113496), (720, 108767), (828, 94580), (920, 85122), (1035, 75664), (1104, 70935), (1380, 56748), (1656, 47290), (1840, 42561), (2070, 37832), (2760, 28374), (3312, 23645), (4140, 18916), (4729, 16560), (5520, 14187), (8280, 9458)]