78139320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{137}}^1$

素因数の和:262

約数の個数: 192

約数和(自身を含む): 277512480

約数和(自身を除く): 199373160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 97, 98, 105, 120, 137, 140, 147, 168, 194, 196, 210, 245, 274, 280, 291, 294, 388, 392, 411, 420, 485, 490, 548, 582, 588, 679, 685, 735, 776, 822, 840, 959, 970, 980, 1096, 1164, 1176, 1358, 1370, 1455, 1470, 1644, 1918, 1940, 1960, 2037, 2055, 2328, 2716, 2740, 2877, 2910, 2940, 3288, 3395, 3836, 3880, 4074, 4110, 4753, 4795, 5432, 5480, 5754, 5820, 5880, 6713, 6790, 7672, 8148, 8220, 9506, 9590, 10185, 11508, 11640, 13289, 13426, 13580, 14259, 14385, 16296, 16440, 19012, 19180, 20139, 20370, 23016, 23765, 26578, 26852, 27160, 28518, 28770, 33565, 38024, 38360, 39867, 40278, 40740, 47530, 53156, 53704, 57036, 57540, 66445, 67130, 71295, 79734, 80556, 81480, 93023, 95060, 100695, 106312, 114072, 115080, 132890, 134260, 142590, 159468, 161112, 186046, 190120, 199335, 201390, 265780, 268520, 279069, 285180, 318936, 372092, 398670, 402780, 465115, 531560, 558138, 570360, 651161, 744184, 797340, 805560, 930230, 1116276, 1302322, 1395345, 1594680, 1860460, 1953483, 2232552, 2604644, 2790690, 3255805, 3720920, 3906966, 5209288, 5581380, 6511610, 7813932, 9767415, 11162760, 13023220, 15627864, 19534830, 26046440, 39069660, 78139320]

約数ペア:

[(1, 78139320), (2, 39069660), (3, 26046440), (4, 19534830), (5, 15627864), (6, 13023220), (7, 11162760), (8, 9767415), (10, 7813932), (12, 6511610), (14, 5581380), (15, 5209288), (20, 3906966), (21, 3720920), (24, 3255805), (28, 2790690), (30, 2604644), (35, 2232552), (40, 1953483), (42, 1860460), (49, 1594680), (56, 1395345), (60, 1302322), (70, 1116276), (84, 930230), (97, 805560), (98, 797340), (105, 744184), (120, 651161), (137, 570360), (140, 558138), (147, 531560), (168, 465115), (194, 402780), (196, 398670), (210, 372092), (245, 318936), (274, 285180), (280, 279069), (291, 268520), (294, 265780), (388, 201390), (392, 199335), (411, 190120), (420, 186046), (485, 161112), (490, 159468), (548, 142590), (582, 134260), (588, 132890), (679, 115080), (685, 114072), (735, 106312), (776, 100695), (822, 95060), (840, 93023), (959, 81480), (970, 80556), (980, 79734), (1096, 71295), (1164, 67130), (1176, 66445), (1358, 57540), (1370, 57036), (1455, 53704), (1470, 53156), (1644, 47530), (1918, 40740), (1940, 40278), (1960, 39867), (2037, 38360), (2055, 38024), (2328, 33565), (2716, 28770), (2740, 28518), (2877, 27160), (2910, 26852), (2940, 26578), (3288, 23765), (3395, 23016), (3836, 20370), (3880, 20139), (4074, 19180), (4110, 19012), (4753, 16440), (4795, 16296), (5432, 14385), (5480, 14259), (5754, 13580), (5820, 13426), (5880, 13289), (6713, 11640), (6790, 11508), (7672, 10185), (8148, 9590), (8220, 9506)]