28008480

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:143

約数の個数: 192

約数和(自身を含む): 95800320

約数和(自身を除く): 67791840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 43, 46, 48, 59, 60, 69, 80, 86, 92, 96, 115, 118, 120, 129, 138, 160, 172, 177, 184, 215, 230, 236, 240, 258, 276, 295, 344, 345, 354, 368, 430, 460, 472, 480, 516, 552, 590, 645, 688, 690, 708, 736, 860, 885, 920, 944, 989, 1032, 1104, 1180, 1290, 1357, 1376, 1380, 1416, 1720, 1770, 1840, 1888, 1978, 2064, 2208, 2360, 2537, 2580, 2714, 2760, 2832, 2967, 3440, 3540, 3680, 3956, 4071, 4128, 4720, 4945, 5074, 5160, 5428, 5520, 5664, 5934, 6785, 6880, 7080, 7611, 7912, 8142, 9440, 9890, 10148, 10320, 10856, 11040, 11868, 12685, 13570, 14160, 14835, 15222, 15824, 16284, 19780, 20296, 20355, 20640, 21712, 23736, 25370, 27140, 28320, 29670, 30444, 31648, 32568, 38055, 39560, 40592, 40710, 43424, 47472, 50740, 54280, 58351, 59340, 60888, 65136, 76110, 79120, 81184, 81420, 94944, 101480, 108560, 116702, 118680, 121776, 130272, 152220, 158240, 162840, 175053, 202960, 217120, 233404, 237360, 243552, 291755, 304440, 325680, 350106, 405920, 466808, 474720, 583510, 608880, 651360, 700212, 875265, 933616, 1167020, 1217760, 1400424, 1750530, 1867232, 2334040, 2800848, 3501060, 4668080, 5601696, 7002120, 9336160, 14004240, 28008480]

約数ペア:

[(1, 28008480), (2, 14004240), (3, 9336160), (4, 7002120), (5, 5601696), (6, 4668080), (8, 3501060), (10, 2800848), (12, 2334040), (15, 1867232), (16, 1750530), (20, 1400424), (23, 1217760), (24, 1167020), (30, 933616), (32, 875265), (40, 700212), (43, 651360), (46, 608880), (48, 583510), (59, 474720), (60, 466808), (69, 405920), (80, 350106), (86, 325680), (92, 304440), (96, 291755), (115, 243552), (118, 237360), (120, 233404), (129, 217120), (138, 202960), (160, 175053), (172, 162840), (177, 158240), (184, 152220), (215, 130272), (230, 121776), (236, 118680), (240, 116702), (258, 108560), (276, 101480), (295, 94944), (344, 81420), (345, 81184), (354, 79120), (368, 76110), (430, 65136), (460, 60888), (472, 59340), (480, 58351), (516, 54280), (552, 50740), (590, 47472), (645, 43424), (688, 40710), (690, 40592), (708, 39560), (736, 38055), (860, 32568), (885, 31648), (920, 30444), (944, 29670), (989, 28320), (1032, 27140), (1104, 25370), (1180, 23736), (1290, 21712), (1357, 20640), (1376, 20355), (1380, 20296), (1416, 19780), (1720, 16284), (1770, 15824), (1840, 15222), (1888, 14835), (1978, 14160), (2064, 13570), (2208, 12685), (2360, 11868), (2537, 11040), (2580, 10856), (2714, 10320), (2760, 10148), (2832, 9890), (2967, 9440), (3440, 8142), (3540, 7912), (3680, 7611), (3956, 7080), (4071, 6880), (4128, 6785), (4720, 5934), (4945, 5664), (5074, 5520), (5160, 5428)]