2625840

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{521}}^1$

素因数の和:547

約数の個数: 120

約数和(自身を含む): 10097568

約数和(自身を除く): 7471728

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 521, 560, 630, 720, 840, 1008, 1042, 1260, 1563, 1680, 2084, 2520, 2605, 3126, 3647, 4168, 4689, 5040, 5210, 6252, 7294, 7815, 8336, 9378, 10420, 10941, 12504, 14588, 15630, 18235, 18756, 20840, 21882, 23445, 25008, 29176, 31260, 32823, 36470, 37512, 41680, 43764, 46890, 54705, 58352, 62520, 65646, 72940, 75024, 87528, 93780, 109410, 125040, 131292, 145880, 164115, 175056, 187560, 218820, 262584, 291760, 328230, 375120, 437640, 525168, 656460, 875280, 1312920, 2625840]

約数ペア:

[(1, 2625840), (2, 1312920), (3, 875280), (4, 656460), (5, 525168), (6, 437640), (7, 375120), (8, 328230), (9, 291760), (10, 262584), (12, 218820), (14, 187560), (15, 175056), (16, 164115), (18, 145880), (20, 131292), (21, 125040), (24, 109410), (28, 93780), (30, 87528), (35, 75024), (36, 72940), (40, 65646), (42, 62520), (45, 58352), (48, 54705), (56, 46890), (60, 43764), (63, 41680), (70, 37512), (72, 36470), (80, 32823), (84, 31260), (90, 29176), (105, 25008), (112, 23445), (120, 21882), (126, 20840), (140, 18756), (144, 18235), (168, 15630), (180, 14588), (210, 12504), (240, 10941), (252, 10420), (280, 9378), (315, 8336), (336, 7815), (360, 7294), (420, 6252), (504, 5210), (521, 5040), (560, 4689), (630, 4168), (720, 3647), (840, 3126), (1008, 2605), (1042, 2520), (1260, 2084), (1563, 1680)]