81569400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{727}}^1$

素因数の和:774

約数の個数: 192

約数和(自身を含む): 292481280

約数和(自身を除く): 210911880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 17, 20, 22, 24, 25, 30, 33, 34, 40, 44, 50, 51, 55, 60, 66, 68, 75, 85, 88, 100, 102, 110, 120, 132, 136, 150, 165, 170, 187, 200, 204, 220, 255, 264, 275, 300, 330, 340, 374, 408, 425, 440, 510, 550, 561, 600, 660, 680, 727, 748, 825, 850, 935, 1020, 1100, 1122, 1275, 1320, 1454, 1496, 1650, 1700, 1870, 2040, 2181, 2200, 2244, 2550, 2805, 2908, 3300, 3400, 3635, 3740, 4362, 4488, 4675, 5100, 5610, 5816, 6600, 7270, 7480, 7997, 8724, 9350, 10200, 10905, 11220, 12359, 14025, 14540, 15994, 17448, 18175, 18700, 21810, 22440, 23991, 24718, 28050, 29080, 31988, 36350, 37077, 37400, 39985, 43620, 47982, 49436, 54525, 56100, 61795, 63976, 72700, 74154, 79970, 87240, 95964, 98872, 109050, 112200, 119955, 123590, 135949, 145400, 148308, 159940, 185385, 191928, 199925, 218100, 239910, 247180, 271898, 296616, 308975, 319880, 370770, 399850, 407847, 436200, 479820, 494360, 543796, 599775, 617950, 679745, 741540, 799700, 815694, 926925, 959640, 1087592, 1199550, 1235900, 1359490, 1483080, 1599400, 1631388, 1853850, 2039235, 2399100, 2471800, 2718980, 3262776, 3398725, 3707700, 4078470, 4798200, 5437960, 6797450, 7415400, 8156940, 10196175, 13594900, 16313880, 20392350, 27189800, 40784700, 81569400]

約数ペア:

[(1, 81569400), (2, 40784700), (3, 27189800), (4, 20392350), (5, 16313880), (6, 13594900), (8, 10196175), (10, 8156940), (11, 7415400), (12, 6797450), (15, 5437960), (17, 4798200), (20, 4078470), (22, 3707700), (24, 3398725), (25, 3262776), (30, 2718980), (33, 2471800), (34, 2399100), (40, 2039235), (44, 1853850), (50, 1631388), (51, 1599400), (55, 1483080), (60, 1359490), (66, 1235900), (68, 1199550), (75, 1087592), (85, 959640), (88, 926925), (100, 815694), (102, 799700), (110, 741540), (120, 679745), (132, 617950), (136, 599775), (150, 543796), (165, 494360), (170, 479820), (187, 436200), (200, 407847), (204, 399850), (220, 370770), (255, 319880), (264, 308975), (275, 296616), (300, 271898), (330, 247180), (340, 239910), (374, 218100), (408, 199925), (425, 191928), (440, 185385), (510, 159940), (550, 148308), (561, 145400), (600, 135949), (660, 123590), (680, 119955), (727, 112200), (748, 109050), (825, 98872), (850, 95964), (935, 87240), (1020, 79970), (1100, 74154), (1122, 72700), (1275, 63976), (1320, 61795), (1454, 56100), (1496, 54525), (1650, 49436), (1700, 47982), (1870, 43620), (2040, 39985), (2181, 37400), (2200, 37077), (2244, 36350), (2550, 31988), (2805, 29080), (2908, 28050), (3300, 24718), (3400, 23991), (3635, 22440), (3740, 21810), (4362, 18700), (4488, 18175), (4675, 17448), (5100, 15994), (5610, 14540), (5816, 14025), (6600, 12359), (7270, 11220), (7480, 10905), (7997, 10200), (8724, 9350)]