20962200

素因数分解:

$2^3\times 3^1\times 5^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:87

約数の個数: 288

約数和(自身を含む): 81423360

約数和(自身を除く): 60461160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 25, 28, 30, 31, 35, 40, 42, 46, 49, 50, 56, 60, 62, 69, 70, 75, 84, 92, 93, 98, 100, 105, 115, 120, 124, 138, 140, 147, 150, 155, 161, 168, 175, 184, 186, 196, 200, 210, 217, 230, 245, 248, 276, 280, 294, 300, 310, 322, 345, 350, 372, 392, 420, 434, 460, 465, 483, 490, 525, 552, 575, 588, 600, 620, 644, 651, 690, 700, 713, 735, 744, 775, 805, 840, 868, 920, 930, 966, 980, 1050, 1085, 1127, 1150, 1176, 1225, 1240, 1288, 1302, 1380, 1400, 1426, 1470, 1519, 1550, 1610, 1725, 1736, 1860, 1932, 1960, 2100, 2139, 2170, 2254, 2300, 2325, 2415, 2450, 2604, 2760, 2852, 2940, 3038, 3100, 3220, 3255, 3381, 3450, 3565, 3675, 3720, 3864, 4025, 4200, 4278, 4340, 4508, 4557, 4600, 4650, 4830, 4900, 4991, 5208, 5425, 5635, 5704, 5880, 6076, 6200, 6440, 6510, 6762, 6900, 7130, 7350, 7595, 8050, 8556, 8680, 9016, 9114, 9300, 9660, 9800, 9982, 10695, 10850, 11270, 12075, 12152, 13020, 13524, 13800, 14260, 14700, 14973, 15190, 16100, 16275, 16905, 17112, 17825, 18228, 18600, 19320, 19964, 21390, 21700, 22540, 22785, 24150, 24955, 26040, 27048, 28175, 28520, 29400, 29946, 30380, 32200, 32550, 33810, 34937, 35650, 36456, 37975, 39928, 42780, 43400, 45080, 45570, 48300, 49910, 53475, 56350, 59892, 60760, 65100, 67620, 69874, 71300, 74865, 75950, 84525, 85560, 91140, 96600, 99820, 104811, 106950, 112700, 113925, 119784, 124775, 130200, 135240, 139748, 142600, 149730, 151900, 169050, 174685, 182280, 199640, 209622, 213900, 225400, 227850, 249550, 279496, 299460, 303800, 338100, 349370, 374325, 419244, 427800, 455700, 499100, 524055, 598920, 676200, 698740, 748650, 838488, 873425, 911400, 998200, 1048110, 1397480, 1497300, 1746850, 2096220, 2620275, 2994600, 3493700, 4192440, 5240550, 6987400, 10481100, 20962200]

約数ペア:

[(1, 20962200), (2, 10481100), (3, 6987400), (4, 5240550), (5, 4192440), (6, 3493700), (7, 2994600), (8, 2620275), (10, 2096220), (12, 1746850), (14, 1497300), (15, 1397480), (20, 1048110), (21, 998200), (23, 911400), (24, 873425), (25, 838488), (28, 748650), (30, 698740), (31, 676200), (35, 598920), (40, 524055), (42, 499100), (46, 455700), (49, 427800), (50, 419244), (56, 374325), (60, 349370), (62, 338100), (69, 303800), (70, 299460), (75, 279496), (84, 249550), (92, 227850), (93, 225400), (98, 213900), (100, 209622), (105, 199640), (115, 182280), (120, 174685), (124, 169050), (138, 151900), (140, 149730), (147, 142600), (150, 139748), (155, 135240), (161, 130200), (168, 124775), (175, 119784), (184, 113925), (186, 112700), (196, 106950), (200, 104811), (210, 99820), (217, 96600), (230, 91140), (245, 85560), (248, 84525), (276, 75950), (280, 74865), (294, 71300), (300, 69874), (310, 67620), (322, 65100), (345, 60760), (350, 59892), (372, 56350), (392, 53475), (420, 49910), (434, 48300), (460, 45570), (465, 45080), (483, 43400), (490, 42780), (525, 39928), (552, 37975), (575, 36456), (588, 35650), (600, 34937), (620, 33810), (644, 32550), (651, 32200), (690, 30380), (700, 29946), (713, 29400), (735, 28520), (744, 28175), (775, 27048), (805, 26040), (840, 24955), (868, 24150), (920, 22785), (930, 22540), (966, 21700), (980, 21390), (1050, 19964), (1085, 19320), (1127, 18600), (1150, 18228), (1176, 17825), (1225, 17112), (1240, 16905), (1288, 16275), (1302, 16100), (1380, 15190), (1400, 14973), (1426, 14700), (1470, 14260), (1519, 13800), (1550, 13524), (1610, 13020), (1725, 12152), (1736, 12075), (1860, 11270), (1932, 10850), (1960, 10695), (2100, 9982), (2139, 9800), (2170, 9660), (2254, 9300), (2300, 9114), (2325, 9016), (2415, 8680), (2450, 8556), (2604, 8050), (2760, 7595), (2852, 7350), (2940, 7130), (3038, 6900), (3100, 6762), (3220, 6510), (3255, 6440), (3381, 6200), (3450, 6076), (3565, 5880), (3675, 5704), (3720, 5635), (3864, 5425), (4025, 5208), (4200, 4991), (4278, 4900), (4340, 4830), (4508, 4650), (4557, 4600)]