2556826680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{6673}}^1$

素因数の和:6821

約数の個数: 128

約数和(自身を含む): 7995985920

約数和(自身を除く): 5439159240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 103, 120, 124, 155, 186, 206, 248, 309, 310, 372, 412, 465, 515, 618, 620, 744, 824, 930, 1030, 1236, 1240, 1545, 1860, 2060, 2472, 3090, 3193, 3720, 4120, 6180, 6386, 6673, 9579, 12360, 12772, 13346, 15965, 19158, 20019, 25544, 26692, 31930, 33365, 38316, 40038, 47895, 53384, 63860, 66730, 76632, 80076, 95790, 100095, 127720, 133460, 160152, 191580, 200190, 206863, 266920, 383160, 400380, 413726, 620589, 687319, 800760, 827452, 1034315, 1241178, 1374638, 1654904, 2061957, 2068630, 2482356, 2749276, 3102945, 3436595, 4123914, 4137260, 4964712, 5498552, 6205890, 6873190, 8247828, 8274520, 10309785, 12411780, 13746380, 16495656, 20619570, 21306889, 24823560, 27492760, 41239140, 42613778, 63920667, 82478280, 85227556, 106534445, 127841334, 170455112, 213068890, 255682668, 319603335, 426137780, 511365336, 639206670, 852275560, 1278413340, 2556826680]

約数ペア:

[(1, 2556826680), (2, 1278413340), (3, 852275560), (4, 639206670), (5, 511365336), (6, 426137780), (8, 319603335), (10, 255682668), (12, 213068890), (15, 170455112), (20, 127841334), (24, 106534445), (30, 85227556), (31, 82478280), (40, 63920667), (60, 42613778), (62, 41239140), (93, 27492760), (103, 24823560), (120, 21306889), (124, 20619570), (155, 16495656), (186, 13746380), (206, 12411780), (248, 10309785), (309, 8274520), (310, 8247828), (372, 6873190), (412, 6205890), (465, 5498552), (515, 4964712), (618, 4137260), (620, 4123914), (744, 3436595), (824, 3102945), (930, 2749276), (1030, 2482356), (1236, 2068630), (1240, 2061957), (1545, 1654904), (1860, 1374638), (2060, 1241178), (2472, 1034315), (3090, 827452), (3193, 800760), (3720, 687319), (4120, 620589), (6180, 413726), (6386, 400380), (6673, 383160), (9579, 266920), (12360, 206863), (12772, 200190), (13346, 191580), (15965, 160152), (19158, 133460), (20019, 127720), (25544, 100095), (26692, 95790), (31930, 80076), (33365, 76632), (38316, 66730), (40038, 63860), (47895, 53384)]