816171720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2411}}^1$

素因数の和:2476

約数の個数: 256

約数和(自身を含む): 3112058880

約数和(自身を除く): 2295887160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 31, 35, 39, 40, 42, 52, 56, 60, 62, 65, 70, 78, 84, 91, 93, 104, 105, 120, 124, 130, 140, 155, 156, 168, 182, 186, 195, 210, 217, 248, 260, 273, 280, 310, 312, 364, 372, 390, 403, 420, 434, 455, 465, 520, 546, 620, 651, 728, 744, 780, 806, 840, 868, 910, 930, 1085, 1092, 1209, 1240, 1302, 1365, 1560, 1612, 1736, 1820, 1860, 2015, 2170, 2184, 2411, 2418, 2604, 2730, 2821, 3224, 3255, 3640, 3720, 4030, 4340, 4822, 4836, 5208, 5460, 5642, 6045, 6510, 7233, 8060, 8463, 8680, 9644, 9672, 10920, 11284, 12055, 12090, 13020, 14105, 14466, 16120, 16877, 16926, 19288, 22568, 24110, 24180, 26040, 28210, 28932, 31343, 33754, 33852, 36165, 42315, 48220, 48360, 50631, 56420, 57864, 62686, 67508, 67704, 72330, 74741, 84385, 84630, 94029, 96440, 101262, 112840, 125372, 135016, 144660, 149482, 156715, 168770, 169260, 188058, 202524, 219401, 224223, 250744, 253155, 289320, 298964, 313430, 337540, 338520, 373705, 376116, 405048, 438802, 448446, 470145, 506310, 523187, 597928, 626860, 658203, 675080, 747410, 752232, 877604, 896892, 940290, 971633, 1012620, 1046374, 1097005, 1121115, 1253720, 1316406, 1494820, 1569561, 1755208, 1793784, 1880580, 1943266, 2025240, 2092748, 2194010, 2242230, 2615935, 2632812, 2914899, 2989640, 3139122, 3291015, 3761160, 3886532, 4185496, 4388020, 4484460, 4858165, 5231870, 5265624, 5829798, 6278244, 6582030, 6801431, 7773064, 7847805, 8776040, 8968920, 9716330, 10463740, 11659596, 12556488, 13164060, 13602862, 14574495, 15695610, 19432660, 20404293, 20927480, 23319192, 26328120, 27205724, 29148990, 31391220, 34007155, 38865320, 40808586, 54411448, 58297980, 62782440, 68014310, 81617172, 102021465, 116595960, 136028620, 163234344, 204042930, 272057240, 408085860, 816171720]

約数ペア:

[(1, 816171720), (2, 408085860), (3, 272057240), (4, 204042930), (5, 163234344), (6, 136028620), (7, 116595960), (8, 102021465), (10, 81617172), (12, 68014310), (13, 62782440), (14, 58297980), (15, 54411448), (20, 40808586), (21, 38865320), (24, 34007155), (26, 31391220), (28, 29148990), (30, 27205724), (31, 26328120), (35, 23319192), (39, 20927480), (40, 20404293), (42, 19432660), (52, 15695610), (56, 14574495), (60, 13602862), (62, 13164060), (65, 12556488), (70, 11659596), (78, 10463740), (84, 9716330), (91, 8968920), (93, 8776040), (104, 7847805), (105, 7773064), (120, 6801431), (124, 6582030), (130, 6278244), (140, 5829798), (155, 5265624), (156, 5231870), (168, 4858165), (182, 4484460), (186, 4388020), (195, 4185496), (210, 3886532), (217, 3761160), (248, 3291015), (260, 3139122), (273, 2989640), (280, 2914899), (310, 2632812), (312, 2615935), (364, 2242230), (372, 2194010), (390, 2092748), (403, 2025240), (420, 1943266), (434, 1880580), (455, 1793784), (465, 1755208), (520, 1569561), (546, 1494820), (620, 1316406), (651, 1253720), (728, 1121115), (744, 1097005), (780, 1046374), (806, 1012620), (840, 971633), (868, 940290), (910, 896892), (930, 877604), (1085, 752232), (1092, 747410), (1209, 675080), (1240, 658203), (1302, 626860), (1365, 597928), (1560, 523187), (1612, 506310), (1736, 470145), (1820, 448446), (1860, 438802), (2015, 405048), (2170, 376116), (2184, 373705), (2411, 338520), (2418, 337540), (2604, 313430), (2730, 298964), (2821, 289320), (3224, 253155), (3255, 250744), (3640, 224223), (3720, 219401), (4030, 202524), (4340, 188058), (4822, 169260), (4836, 168770), (5208, 156715), (5460, 149482), (5642, 144660), (6045, 135016), (6510, 125372), (7233, 112840), (8060, 101262), (8463, 96440), (8680, 94029), (9644, 84630), (9672, 84385), (10920, 74741), (11284, 72330), (12055, 67704), (12090, 67508), (13020, 62686), (14105, 57864), (14466, 56420), (16120, 50631), (16877, 48360), (16926, 48220), (19288, 42315), (22568, 36165), (24110, 33852), (24180, 33754), (26040, 31343), (28210, 28932)]