2494852920

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{997}}^1$

素因数の和:1355

約数の個数: 256

約数和(自身を含む): 9542476800

約数和(自身を除く): 7047623880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 331, 360, 378, 420, 504, 540, 630, 662, 756, 840, 945, 993, 997, 1080, 1260, 1324, 1512, 1655, 1890, 1986, 1994, 2317, 2520, 2648, 2979, 2991, 3310, 3780, 3972, 3988, 4634, 4965, 4985, 5958, 5982, 6620, 6951, 6979, 7560, 7944, 7976, 8937, 8973, 9268, 9930, 9970, 11585, 11916, 11964, 13240, 13902, 13958, 14895, 14955, 17874, 17946, 18536, 19860, 19940, 20853, 20937, 23170, 23832, 23928, 26919, 27804, 27916, 29790, 29910, 34755, 34895, 35748, 35892, 39720, 39880, 41706, 41874, 44685, 44865, 46340, 53838, 55608, 55832, 59580, 59820, 62559, 62811, 69510, 69790, 71496, 71784, 83412, 83748, 89370, 89730, 92680, 104265, 104685, 107676, 119160, 119640, 125118, 125622, 134595, 139020, 139580, 166824, 167496, 178740, 179460, 188433, 208530, 209370, 215352, 250236, 251244, 269190, 278040, 279160, 312795, 314055, 330007, 357480, 358920, 376866, 417060, 418740, 500472, 502488, 538380, 625590, 628110, 660014, 753732, 834120, 837480, 942165, 990021, 1076760, 1251180, 1256220, 1320028, 1507464, 1650035, 1884330, 1980042, 2310049, 2502360, 2512440, 2640056, 2970063, 3300070, 3768660, 3960084, 4620098, 4950105, 5940126, 6600140, 6930147, 7537320, 7920168, 8910189, 9240196, 9900210, 11550245, 11880252, 13200280, 13860294, 14850315, 17820378, 18480392, 19800420, 20790441, 23100490, 23760504, 27720588, 29700630, 34650735, 35640756, 39600840, 41580882, 44550945, 46200980, 55441176, 59401260, 62371323, 69301470, 71281512, 83161764, 89101890, 92401960, 103952205, 118802520, 124742646, 138602940, 166323528, 178203780, 207904410, 249485292, 277205880, 311856615, 356407560, 415808820, 498970584, 623713230, 831617640, 1247426460, 2494852920]

約数ペア:

[(1, 2494852920), (2, 1247426460), (3, 831617640), (4, 623713230), (5, 498970584), (6, 415808820), (7, 356407560), (8, 311856615), (9, 277205880), (10, 249485292), (12, 207904410), (14, 178203780), (15, 166323528), (18, 138602940), (20, 124742646), (21, 118802520), (24, 103952205), (27, 92401960), (28, 89101890), (30, 83161764), (35, 71281512), (36, 69301470), (40, 62371323), (42, 59401260), (45, 55441176), (54, 46200980), (56, 44550945), (60, 41580882), (63, 39600840), (70, 35640756), (72, 34650735), (84, 29700630), (90, 27720588), (105, 23760504), (108, 23100490), (120, 20790441), (126, 19800420), (135, 18480392), (140, 17820378), (168, 14850315), (180, 13860294), (189, 13200280), (210, 11880252), (216, 11550245), (252, 9900210), (270, 9240196), (280, 8910189), (315, 7920168), (331, 7537320), (360, 6930147), (378, 6600140), (420, 5940126), (504, 4950105), (540, 4620098), (630, 3960084), (662, 3768660), (756, 3300070), (840, 2970063), (945, 2640056), (993, 2512440), (997, 2502360), (1080, 2310049), (1260, 1980042), (1324, 1884330), (1512, 1650035), (1655, 1507464), (1890, 1320028), (1986, 1256220), (1994, 1251180), (2317, 1076760), (2520, 990021), (2648, 942165), (2979, 837480), (2991, 834120), (3310, 753732), (3780, 660014), (3972, 628110), (3988, 625590), (4634, 538380), (4965, 502488), (4985, 500472), (5958, 418740), (5982, 417060), (6620, 376866), (6951, 358920), (6979, 357480), (7560, 330007), (7944, 314055), (7976, 312795), (8937, 279160), (8973, 278040), (9268, 269190), (9930, 251244), (9970, 250236), (11585, 215352), (11916, 209370), (11964, 208530), (13240, 188433), (13902, 179460), (13958, 178740), (14895, 167496), (14955, 166824), (17874, 139580), (17946, 139020), (18536, 134595), (19860, 125622), (19940, 125118), (20853, 119640), (20937, 119160), (23170, 107676), (23832, 104685), (23928, 104265), (26919, 92680), (27804, 89730), (27916, 89370), (29790, 83748), (29910, 83412), (34755, 71784), (34895, 71496), (35748, 69790), (35892, 69510), (39720, 62811), (39880, 62559), (41706, 59820), (41874, 59580), (44685, 55832), (44865, 55608), (46340, 53838)]