1915869440

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{911}}^1$

素因数の和:1016

約数の個数: 144

約数和(自身を含む): 4831819776

約数和(自身を除く): 2915950336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 53, 62, 64, 80, 106, 124, 128, 155, 160, 212, 248, 256, 265, 310, 320, 424, 496, 530, 620, 640, 848, 911, 992, 1060, 1240, 1280, 1643, 1696, 1822, 1984, 2120, 2480, 3286, 3392, 3644, 3968, 4240, 4555, 4960, 6572, 6784, 7288, 7936, 8215, 8480, 9110, 9920, 13144, 13568, 14576, 16430, 16960, 18220, 19840, 26288, 28241, 29152, 32860, 33920, 36440, 39680, 48283, 52576, 56482, 58304, 65720, 67840, 72880, 96566, 105152, 112964, 116608, 131440, 141205, 145760, 193132, 210304, 225928, 233216, 241415, 262880, 282410, 291520, 386264, 420608, 451856, 482830, 525760, 564820, 583040, 772528, 903712, 965660, 1051520, 1129640, 1166080, 1496773, 1545056, 1807424, 1931320, 2103040, 2259280, 2993546, 3090112, 3614848, 3862640, 4518560, 5987092, 6180224, 7229696, 7483865, 7725280, 9037120, 11974184, 12360448, 14967730, 15450560, 18074240, 23948368, 29935460, 30901120, 36148480, 47896736, 59870920, 61802240, 95793472, 119741840, 191586944, 239483680, 383173888, 478967360, 957934720, 1915869440]

約数ペア:

[(1, 1915869440), (2, 957934720), (4, 478967360), (5, 383173888), (8, 239483680), (10, 191586944), (16, 119741840), (20, 95793472), (31, 61802240), (32, 59870920), (40, 47896736), (53, 36148480), (62, 30901120), (64, 29935460), (80, 23948368), (106, 18074240), (124, 15450560), (128, 14967730), (155, 12360448), (160, 11974184), (212, 9037120), (248, 7725280), (256, 7483865), (265, 7229696), (310, 6180224), (320, 5987092), (424, 4518560), (496, 3862640), (530, 3614848), (620, 3090112), (640, 2993546), (848, 2259280), (911, 2103040), (992, 1931320), (1060, 1807424), (1240, 1545056), (1280, 1496773), (1643, 1166080), (1696, 1129640), (1822, 1051520), (1984, 965660), (2120, 903712), (2480, 772528), (3286, 583040), (3392, 564820), (3644, 525760), (3968, 482830), (4240, 451856), (4555, 420608), (4960, 386264), (6572, 291520), (6784, 282410), (7288, 262880), (7936, 241415), (8215, 233216), (8480, 225928), (9110, 210304), (9920, 193132), (13144, 145760), (13568, 141205), (14576, 131440), (16430, 116608), (16960, 112964), (18220, 105152), (19840, 96566), (26288, 72880), (28241, 67840), (29152, 65720), (32860, 58304), (33920, 56482), (36440, 52576), (39680, 48283)]