49821720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{293}}^1$

素因数の和:429

約数の個数: 128

約数和(自身を含む): 162993600

約数和(自身を除く): 113171880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 109, 120, 130, 156, 195, 218, 260, 293, 312, 327, 390, 436, 520, 545, 586, 654, 780, 872, 879, 1090, 1172, 1308, 1417, 1465, 1560, 1635, 1758, 2180, 2344, 2616, 2834, 2930, 3270, 3516, 3809, 4251, 4360, 4395, 5668, 5860, 6540, 7032, 7085, 7618, 8502, 8790, 11336, 11427, 11720, 13080, 14170, 15236, 17004, 17580, 19045, 21255, 22854, 28340, 30472, 31937, 34008, 35160, 38090, 42510, 45708, 56680, 57135, 63874, 76180, 85020, 91416, 95811, 114270, 127748, 152360, 159685, 170040, 191622, 228540, 255496, 319370, 383244, 415181, 457080, 479055, 638740, 766488, 830362, 958110, 1245543, 1277480, 1660724, 1916220, 2075905, 2491086, 3321448, 3832440, 4151810, 4982172, 6227715, 8303620, 9964344, 12455430, 16607240, 24910860, 49821720]

約数ペア:

[(1, 49821720), (2, 24910860), (3, 16607240), (4, 12455430), (5, 9964344), (6, 8303620), (8, 6227715), (10, 4982172), (12, 4151810), (13, 3832440), (15, 3321448), (20, 2491086), (24, 2075905), (26, 1916220), (30, 1660724), (39, 1277480), (40, 1245543), (52, 958110), (60, 830362), (65, 766488), (78, 638740), (104, 479055), (109, 457080), (120, 415181), (130, 383244), (156, 319370), (195, 255496), (218, 228540), (260, 191622), (293, 170040), (312, 159685), (327, 152360), (390, 127748), (436, 114270), (520, 95811), (545, 91416), (586, 85020), (654, 76180), (780, 63874), (872, 57135), (879, 56680), (1090, 45708), (1172, 42510), (1308, 38090), (1417, 35160), (1465, 34008), (1560, 31937), (1635, 30472), (1758, 28340), (2180, 22854), (2344, 21255), (2616, 19045), (2834, 17580), (2930, 17004), (3270, 15236), (3516, 14170), (3809, 13080), (4251, 11720), (4360, 11427), (4395, 11336), (5668, 8790), (5860, 8502), (6540, 7618), (7032, 7085)]