816796680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{4481}}^1$

素因数の和:4540

約数の個数: 192

約数和(自身を含む): 2943060480

約数和(自身を除く): 2126263800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 49, 56, 60, 62, 70, 84, 93, 98, 105, 120, 124, 140, 147, 155, 168, 186, 196, 210, 217, 245, 248, 280, 294, 310, 372, 392, 420, 434, 465, 490, 588, 620, 651, 735, 744, 840, 868, 930, 980, 1085, 1176, 1240, 1302, 1470, 1519, 1736, 1860, 1960, 2170, 2604, 2940, 3038, 3255, 3720, 4340, 4481, 4557, 5208, 5880, 6076, 6510, 7595, 8680, 8962, 9114, 12152, 13020, 13443, 15190, 17924, 18228, 22405, 22785, 26040, 26886, 30380, 31367, 35848, 36456, 44810, 45570, 53772, 60760, 62734, 67215, 89620, 91140, 94101, 107544, 125468, 134430, 138911, 156835, 179240, 182280, 188202, 219569, 250936, 268860, 277822, 313670, 376404, 416733, 439138, 470505, 537720, 555644, 627340, 658707, 694555, 752808, 833466, 878276, 941010, 972377, 1097845, 1111288, 1254680, 1317414, 1389110, 1666932, 1756552, 1882020, 1944754, 2083665, 2195690, 2634828, 2778220, 2917131, 3293535, 3333864, 3764040, 3889508, 4167330, 4391380, 4861885, 5269656, 5556440, 5834262, 6587070, 6806639, 7779016, 8334660, 8782760, 9723770, 11668524, 13174140, 13613278, 14585655, 16669320, 19447540, 20419917, 23337048, 26348280, 27226556, 29171310, 34033195, 38895080, 40839834, 54453112, 58342620, 68066390, 81679668, 102099585, 116685240, 136132780, 163359336, 204199170, 272265560, 408398340, 816796680]

約数ペア:

[(1, 816796680), (2, 408398340), (3, 272265560), (4, 204199170), (5, 163359336), (6, 136132780), (7, 116685240), (8, 102099585), (10, 81679668), (12, 68066390), (14, 58342620), (15, 54453112), (20, 40839834), (21, 38895080), (24, 34033195), (28, 29171310), (30, 27226556), (31, 26348280), (35, 23337048), (40, 20419917), (42, 19447540), (49, 16669320), (56, 14585655), (60, 13613278), (62, 13174140), (70, 11668524), (84, 9723770), (93, 8782760), (98, 8334660), (105, 7779016), (120, 6806639), (124, 6587070), (140, 5834262), (147, 5556440), (155, 5269656), (168, 4861885), (186, 4391380), (196, 4167330), (210, 3889508), (217, 3764040), (245, 3333864), (248, 3293535), (280, 2917131), (294, 2778220), (310, 2634828), (372, 2195690), (392, 2083665), (420, 1944754), (434, 1882020), (465, 1756552), (490, 1666932), (588, 1389110), (620, 1317414), (651, 1254680), (735, 1111288), (744, 1097845), (840, 972377), (868, 941010), (930, 878276), (980, 833466), (1085, 752808), (1176, 694555), (1240, 658707), (1302, 627340), (1470, 555644), (1519, 537720), (1736, 470505), (1860, 439138), (1960, 416733), (2170, 376404), (2604, 313670), (2940, 277822), (3038, 268860), (3255, 250936), (3720, 219569), (4340, 188202), (4481, 182280), (4557, 179240), (5208, 156835), (5880, 138911), (6076, 134430), (6510, 125468), (7595, 107544), (8680, 94101), (8962, 91140), (9114, 89620), (12152, 67215), (13020, 62734), (13443, 60760), (15190, 53772), (17924, 45570), (18228, 44810), (22405, 36456), (22785, 35848), (26040, 31367), (26886, 30380)]