7239480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:141

約数の個数: 128

約数和(自身を含む): 23569920

約数和(自身を除く): 16330440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 43, 46, 60, 61, 69, 86, 92, 115, 120, 122, 129, 138, 172, 183, 184, 215, 230, 244, 258, 276, 305, 344, 345, 366, 430, 460, 488, 516, 552, 610, 645, 690, 732, 860, 915, 920, 989, 1032, 1220, 1290, 1380, 1403, 1464, 1720, 1830, 1978, 2440, 2580, 2623, 2760, 2806, 2967, 3660, 3956, 4209, 4945, 5160, 5246, 5612, 5934, 7015, 7320, 7869, 7912, 8418, 9890, 10492, 11224, 11868, 13115, 14030, 14835, 15738, 16836, 19780, 20984, 21045, 23736, 26230, 28060, 29670, 31476, 33672, 39345, 39560, 42090, 52460, 56120, 59340, 60329, 62952, 78690, 84180, 104920, 118680, 120658, 157380, 168360, 180987, 241316, 301645, 314760, 361974, 482632, 603290, 723948, 904935, 1206580, 1447896, 1809870, 2413160, 3619740, 7239480]

約数ペア:

[(1, 7239480), (2, 3619740), (3, 2413160), (4, 1809870), (5, 1447896), (6, 1206580), (8, 904935), (10, 723948), (12, 603290), (15, 482632), (20, 361974), (23, 314760), (24, 301645), (30, 241316), (40, 180987), (43, 168360), (46, 157380), (60, 120658), (61, 118680), (69, 104920), (86, 84180), (92, 78690), (115, 62952), (120, 60329), (122, 59340), (129, 56120), (138, 52460), (172, 42090), (183, 39560), (184, 39345), (215, 33672), (230, 31476), (244, 29670), (258, 28060), (276, 26230), (305, 23736), (344, 21045), (345, 20984), (366, 19780), (430, 16836), (460, 15738), (488, 14835), (516, 14030), (552, 13115), (610, 11868), (645, 11224), (690, 10492), (732, 9890), (860, 8418), (915, 7912), (920, 7869), (989, 7320), (1032, 7015), (1220, 5934), (1290, 5612), (1380, 5246), (1403, 5160), (1464, 4945), (1720, 4209), (1830, 3956), (1978, 3660), (2440, 2967), (2580, 2806), (2623, 2760)]