215764080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{128431}}^1$

素因数の和:128454

約数の個数: 80

約数和(自身を含む): 764427264

約数和(自身を除く): 548663184

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 128431, 256862, 385293, 513724, 642155, 770586, 899017, 1027448, 1284310, 1541172, 1798034, 1926465, 2054896, 2568620, 2697051, 3082344, 3596068, 3852930, 4495085, 5137240, 5394102, 6164688, 7192136, 7705860, 8990170, 10274480, 10788204, 13485255, 14384272, 15411720, 17980340, 21576408, 26970510, 30823440, 35960680, 43152816, 53941020, 71921360, 107882040, 215764080]

約数ペア:

[(1, 215764080), (2, 107882040), (3, 71921360), (4, 53941020), (5, 43152816), (6, 35960680), (7, 30823440), (8, 26970510), (10, 21576408), (12, 17980340), (14, 15411720), (15, 14384272), (16, 13485255), (20, 10788204), (21, 10274480), (24, 8990170), (28, 7705860), (30, 7192136), (35, 6164688), (40, 5394102), (42, 5137240), (48, 4495085), (56, 3852930), (60, 3596068), (70, 3082344), (80, 2697051), (84, 2568620), (105, 2054896), (112, 1926465), (120, 1798034), (140, 1541172), (168, 1284310), (210, 1027448), (240, 899017), (280, 770586), (336, 642155), (420, 513724), (560, 385293), (840, 256862), (1680, 128431)]