1972986120

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{499}}^1\times {\mathrm{523}}^1$

素因数の和:1049

約数の個数: 256

約数和(自身を含む): 7545600000

約数和(自身を除く): 5572613880

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, 360, 378, 420, 499, 504, 523, 540, 630, 756, 840, 945, 998, 1046, 1080, 1260, 1497, 1512, 1569, 1890, 1996, 2092, 2495, 2520, 2615, 2994, 3138, 3493, 3661, 3780, 3992, 4184, 4491, 4707, 4990, 5230, 5988, 6276, 6986, 7322, 7485, 7560, 7845, 8982, 9414, 9980, 10460, 10479, 10983, 11976, 12552, 13473, 13972, 14121, 14644, 14970, 15690, 17465, 17964, 18305, 18828, 19960, 20920, 20958, 21966, 22455, 23535, 26946, 27944, 28242, 29288, 29940, 31380, 31437, 32949, 34930, 35928, 36610, 37656, 41916, 43932, 44910, 47070, 52395, 53892, 54915, 56484, 59880, 62760, 62874, 65898, 67365, 69860, 70605, 73220, 83832, 87864, 89820, 94140, 94311, 98847, 104790, 107784, 109830, 112968, 125748, 131796, 134730, 139720, 141210, 146440, 157185, 164745, 179640, 188280, 188622, 197694, 209580, 219660, 251496, 260977, 263592, 269460, 282420, 314370, 329490, 377244, 395388, 419160, 439320, 471555, 494235, 521954, 538920, 564840, 628740, 658980, 754488, 782931, 790776, 943110, 988470, 1043908, 1257480, 1304885, 1317960, 1565862, 1826839, 1886220, 1976940, 2087816, 2348793, 2609770, 3131724, 3653678, 3772440, 3914655, 3953880, 4697586, 5219540, 5480517, 6263448, 7046379, 7307356, 7829310, 9134195, 9395172, 10439080, 10961034, 11743965, 14092758, 14614712, 15658620, 16441551, 18268390, 18790344, 21922068, 23487930, 27402585, 28185516, 31317240, 32883102, 35231895, 36536780, 43844136, 46975860, 49324653, 54805170, 56371032, 65766204, 70463790, 73073560, 82207755, 93951720, 98649306, 109610340, 131532408, 140927580, 164415510, 197298612, 219220680, 246623265, 281855160, 328831020, 394597224, 493246530, 657662040, 986493060, 1972986120]

約数ペア:

[(1, 1972986120), (2, 986493060), (3, 657662040), (4, 493246530), (5, 394597224), (6, 328831020), (7, 281855160), (8, 246623265), (9, 219220680), (10, 197298612), (12, 164415510), (14, 140927580), (15, 131532408), (18, 109610340), (20, 98649306), (21, 93951720), (24, 82207755), (27, 73073560), (28, 70463790), (30, 65766204), (35, 56371032), (36, 54805170), (40, 49324653), (42, 46975860), (45, 43844136), (54, 36536780), (56, 35231895), (60, 32883102), (63, 31317240), (70, 28185516), (72, 27402585), (84, 23487930), (90, 21922068), (105, 18790344), (108, 18268390), (120, 16441551), (126, 15658620), (135, 14614712), (140, 14092758), (168, 11743965), (180, 10961034), (189, 10439080), (210, 9395172), (216, 9134195), (252, 7829310), (270, 7307356), (280, 7046379), (315, 6263448), (360, 5480517), (378, 5219540), (420, 4697586), (499, 3953880), (504, 3914655), (523, 3772440), (540, 3653678), (630, 3131724), (756, 2609770), (840, 2348793), (945, 2087816), (998, 1976940), (1046, 1886220), (1080, 1826839), (1260, 1565862), (1497, 1317960), (1512, 1304885), (1569, 1257480), (1890, 1043908), (1996, 988470), (2092, 943110), (2495, 790776), (2520, 782931), (2615, 754488), (2994, 658980), (3138, 628740), (3493, 564840), (3661, 538920), (3780, 521954), (3992, 494235), (4184, 471555), (4491, 439320), (4707, 419160), (4990, 395388), (5230, 377244), (5988, 329490), (6276, 314370), (6986, 282420), (7322, 269460), (7485, 263592), (7560, 260977), (7845, 251496), (8982, 219660), (9414, 209580), (9980, 197694), (10460, 188622), (10479, 188280), (10983, 179640), (11976, 164745), (12552, 157185), (13473, 146440), (13972, 141210), (14121, 139720), (14644, 134730), (14970, 131796), (15690, 125748), (17465, 112968), (17964, 109830), (18305, 107784), (18828, 104790), (19960, 98847), (20920, 94311), (20958, 94140), (21966, 89820), (22455, 87864), (23535, 83832), (26946, 73220), (27944, 70605), (28242, 69860), (29288, 67365), (29940, 65898), (31380, 62874), (31437, 62760), (32949, 59880), (34930, 56484), (35928, 54915), (36610, 53892), (37656, 52395), (41916, 47070), (43932, 44910)]