84981540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:218

約数の個数: 192

約数和(自身を含む): 287981568

約数和(自身を除く): 203000028

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 61, 62, 70, 84, 93, 105, 107, 122, 124, 140, 155, 183, 186, 210, 214, 217, 244, 305, 310, 321, 366, 372, 420, 427, 428, 434, 465, 535, 610, 620, 642, 651, 732, 749, 854, 868, 915, 930, 1070, 1085, 1220, 1281, 1284, 1302, 1498, 1605, 1708, 1830, 1860, 1891, 2135, 2140, 2170, 2247, 2562, 2604, 2996, 3210, 3255, 3317, 3660, 3745, 3782, 4270, 4340, 4494, 5124, 5673, 6405, 6420, 6510, 6527, 6634, 7490, 7564, 8540, 8988, 9455, 9951, 11235, 11346, 12810, 13020, 13054, 13237, 13268, 14980, 16585, 18910, 19581, 19902, 22470, 22692, 23219, 25620, 26108, 26474, 28365, 32635, 33170, 37820, 39162, 39711, 39804, 44940, 45689, 46438, 49755, 52948, 56730, 65270, 66185, 66340, 69657, 78324, 79422, 91378, 92876, 97905, 99510, 113460, 116095, 130540, 132370, 137067, 139314, 158844, 182756, 195810, 198555, 199020, 202337, 228445, 232190, 264740, 274134, 278628, 348285, 391620, 397110, 404674, 456890, 464380, 548268, 607011, 685335, 696570, 794220, 809348, 913780, 1011685, 1214022, 1370670, 1393140, 1416359, 2023370, 2428044, 2741340, 2832718, 3035055, 4046740, 4249077, 5665436, 6070110, 7081795, 8498154, 12140220, 14163590, 16996308, 21245385, 28327180, 42490770, 84981540]

約数ペア:

[(1, 84981540), (2, 42490770), (3, 28327180), (4, 21245385), (5, 16996308), (6, 14163590), (7, 12140220), (10, 8498154), (12, 7081795), (14, 6070110), (15, 5665436), (20, 4249077), (21, 4046740), (28, 3035055), (30, 2832718), (31, 2741340), (35, 2428044), (42, 2023370), (60, 1416359), (61, 1393140), (62, 1370670), (70, 1214022), (84, 1011685), (93, 913780), (105, 809348), (107, 794220), (122, 696570), (124, 685335), (140, 607011), (155, 548268), (183, 464380), (186, 456890), (210, 404674), (214, 397110), (217, 391620), (244, 348285), (305, 278628), (310, 274134), (321, 264740), (366, 232190), (372, 228445), (420, 202337), (427, 199020), (428, 198555), (434, 195810), (465, 182756), (535, 158844), (610, 139314), (620, 137067), (642, 132370), (651, 130540), (732, 116095), (749, 113460), (854, 99510), (868, 97905), (915, 92876), (930, 91378), (1070, 79422), (1085, 78324), (1220, 69657), (1281, 66340), (1284, 66185), (1302, 65270), (1498, 56730), (1605, 52948), (1708, 49755), (1830, 46438), (1860, 45689), (1891, 44940), (2135, 39804), (2140, 39711), (2170, 39162), (2247, 37820), (2562, 33170), (2604, 32635), (2996, 28365), (3210, 26474), (3255, 26108), (3317, 25620), (3660, 23219), (3745, 22692), (3782, 22470), (4270, 19902), (4340, 19581), (4494, 18910), (5124, 16585), (5673, 14980), (6405, 13268), (6420, 13237), (6510, 13054), (6527, 13020), (6634, 12810), (7490, 11346), (7564, 11235), (8540, 9951), (8988, 9455)]