349441680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{208001}}^1$

素因数の和:208024

約数の個数: 80

約数和(自身を含む): 1238027904

約数和(自身を除く): 888586224

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, 208001, 416002, 624003, 832004, 1040005, 1248006, 1456007, 1664008, 2080010, 2496012, 2912014, 3120015, 3328016, 4160020, 4368021, 4992024, 5824028, 6240030, 7280035, 8320040, 8736042, 9984048, 11648056, 12480060, 14560070, 16640080, 17472084, 21840105, 23296112, 24960120, 29120140, 34944168, 43680210, 49920240, 58240280, 69888336, 87360420, 116480560, 174720840, 349441680]

約数ペア:

[(1, 349441680), (2, 174720840), (3, 116480560), (4, 87360420), (5, 69888336), (6, 58240280), (7, 49920240), (8, 43680210), (10, 34944168), (12, 29120140), (14, 24960120), (15, 23296112), (16, 21840105), (20, 17472084), (21, 16640080), (24, 14560070), (28, 12480060), (30, 11648056), (35, 9984048), (40, 8736042), (42, 8320040), (48, 7280035), (56, 6240030), (60, 5824028), (70, 4992024), (80, 4368021), (84, 4160020), (105, 3328016), (112, 3120015), (120, 2912014), (140, 2496012), (168, 2080010), (210, 1664008), (240, 1456007), (280, 1248006), (336, 1040005), (420, 832004), (560, 624003), (840, 416002), (1680, 208001)]