210672280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1867}}^1$

素因数の和:1929

約数の個数: 128

約数和(自身を含む): 602542080

約数和(自身を除く): 391869800

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 31, 35, 40, 52, 56, 62, 65, 70, 91, 104, 124, 130, 140, 155, 182, 217, 248, 260, 280, 310, 364, 403, 434, 455, 520, 620, 728, 806, 868, 910, 1085, 1240, 1612, 1736, 1820, 1867, 2015, 2170, 2821, 3224, 3640, 3734, 4030, 4340, 5642, 7468, 8060, 8680, 9335, 11284, 13069, 14105, 14936, 16120, 18670, 22568, 24271, 26138, 28210, 37340, 48542, 52276, 56420, 57877, 65345, 74680, 97084, 104552, 112840, 115754, 121355, 130690, 169897, 194168, 231508, 242710, 261380, 289385, 339794, 405139, 463016, 485420, 522760, 578770, 679588, 752401, 810278, 849485, 970840, 1157540, 1359176, 1504802, 1620556, 1698970, 2025695, 2315080, 3009604, 3241112, 3397940, 3762005, 4051390, 5266807, 6019208, 6795880, 7524010, 8102780, 10533614, 15048020, 16205560, 21067228, 26334035, 30096040, 42134456, 52668070, 105336140, 210672280]

約数ペア:

[(1, 210672280), (2, 105336140), (4, 52668070), (5, 42134456), (7, 30096040), (8, 26334035), (10, 21067228), (13, 16205560), (14, 15048020), (20, 10533614), (26, 8102780), (28, 7524010), (31, 6795880), (35, 6019208), (40, 5266807), (52, 4051390), (56, 3762005), (62, 3397940), (65, 3241112), (70, 3009604), (91, 2315080), (104, 2025695), (124, 1698970), (130, 1620556), (140, 1504802), (155, 1359176), (182, 1157540), (217, 970840), (248, 849485), (260, 810278), (280, 752401), (310, 679588), (364, 578770), (403, 522760), (434, 485420), (455, 463016), (520, 405139), (620, 339794), (728, 289385), (806, 261380), (868, 242710), (910, 231508), (1085, 194168), (1240, 169897), (1612, 130690), (1736, 121355), (1820, 115754), (1867, 112840), (2015, 104552), (2170, 97084), (2821, 74680), (3224, 65345), (3640, 57877), (3734, 56420), (4030, 52276), (4340, 48542), (5642, 37340), (7468, 28210), (8060, 26138), (8680, 24271), (9335, 22568), (11284, 18670), (13069, 16120), (14105, 14936)]