397026840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{27803}}^1$

素因数の和:27841

約数の個数: 128

約数和(自身を含む): 1441359360

約数和(自身を除く): 1044332520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 51, 56, 60, 68, 70, 84, 85, 102, 105, 119, 120, 136, 140, 168, 170, 204, 210, 238, 255, 280, 340, 357, 408, 420, 476, 510, 595, 680, 714, 840, 952, 1020, 1190, 1428, 1785, 2040, 2380, 2856, 3570, 4760, 7140, 14280, 27803, 55606, 83409, 111212, 139015, 166818, 194621, 222424, 278030, 333636, 389242, 417045, 472651, 556060, 583863, 667272, 778484, 834090, 945302, 973105, 1112120, 1167726, 1417953, 1556968, 1668180, 1890604, 1946210, 2335452, 2363255, 2835906, 2919315, 3308557, 3336360, 3781208, 3892420, 4670904, 4726510, 5671812, 5838630, 6617114, 7089765, 7784840, 9453020, 9925671, 11343624, 11677260, 13234228, 14179530, 16542785, 18906040, 19851342, 23354520, 26468456, 28359060, 33085570, 39702684, 49628355, 56718120, 66171140, 79405368, 99256710, 132342280, 198513420, 397026840]

約数ペア:

[(1, 397026840), (2, 198513420), (3, 132342280), (4, 99256710), (5, 79405368), (6, 66171140), (7, 56718120), (8, 49628355), (10, 39702684), (12, 33085570), (14, 28359060), (15, 26468456), (17, 23354520), (20, 19851342), (21, 18906040), (24, 16542785), (28, 14179530), (30, 13234228), (34, 11677260), (35, 11343624), (40, 9925671), (42, 9453020), (51, 7784840), (56, 7089765), (60, 6617114), (68, 5838630), (70, 5671812), (84, 4726510), (85, 4670904), (102, 3892420), (105, 3781208), (119, 3336360), (120, 3308557), (136, 2919315), (140, 2835906), (168, 2363255), (170, 2335452), (204, 1946210), (210, 1890604), (238, 1668180), (255, 1556968), (280, 1417953), (340, 1167726), (357, 1112120), (408, 973105), (420, 945302), (476, 834090), (510, 778484), (595, 667272), (680, 583863), (714, 556060), (840, 472651), (952, 417045), (1020, 389242), (1190, 333636), (1428, 278030), (1785, 222424), (2040, 194621), (2380, 166818), (2856, 139015), (3570, 111212), (4760, 83409), (7140, 55606), (14280, 27803)]