681905016

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1$

素因数の和:458

約数の個数: 192

約数和(自身を含む): 2088253440

約数和(自身を除く): 1406348424

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 31, 36, 39, 52, 62, 71, 72, 78, 93, 104, 117, 124, 142, 156, 186, 213, 234, 248, 279, 284, 312, 331, 372, 403, 426, 468, 558, 568, 639, 662, 744, 806, 852, 923, 936, 993, 1116, 1209, 1278, 1324, 1612, 1704, 1846, 1986, 2201, 2232, 2418, 2556, 2648, 2769, 2979, 3224, 3627, 3692, 3972, 4303, 4402, 4836, 5112, 5538, 5958, 6603, 7254, 7384, 7944, 8307, 8606, 8804, 9672, 10261, 11076, 11916, 12909, 13206, 14508, 16614, 17212, 17608, 19809, 20522, 22152, 23501, 23832, 25818, 26412, 28613, 29016, 30783, 33228, 34424, 38727, 39618, 41044, 47002, 51636, 52824, 57226, 61566, 66456, 70503, 77454, 79236, 82088, 85839, 92349, 94004, 103272, 114452, 123132, 133393, 141006, 154908, 158472, 171678, 184698, 188008, 211509, 228904, 246264, 257517, 266786, 282012, 305513, 309816, 343356, 369396, 400179, 423018, 515034, 533572, 564024, 611026, 686712, 728531, 738792, 800358, 846036, 916539, 1030068, 1067144, 1200537, 1222052, 1457062, 1600716, 1692072, 1833078, 2060136, 2185593, 2401074, 2444104, 2749617, 2914124, 3201432, 3666156, 4371186, 4802148, 5499234, 5828248, 6556779, 7332312, 8742372, 9470903, 9604296, 10998468, 13113558, 17484744, 18941806, 21996936, 26227116, 28412709, 37883612, 52454232, 56825418, 75767224, 85238127, 113650836, 170476254, 227301672, 340952508, 681905016]

約数ペア:

[(1, 681905016), (2, 340952508), (3, 227301672), (4, 170476254), (6, 113650836), (8, 85238127), (9, 75767224), (12, 56825418), (13, 52454232), (18, 37883612), (24, 28412709), (26, 26227116), (31, 21996936), (36, 18941806), (39, 17484744), (52, 13113558), (62, 10998468), (71, 9604296), (72, 9470903), (78, 8742372), (93, 7332312), (104, 6556779), (117, 5828248), (124, 5499234), (142, 4802148), (156, 4371186), (186, 3666156), (213, 3201432), (234, 2914124), (248, 2749617), (279, 2444104), (284, 2401074), (312, 2185593), (331, 2060136), (372, 1833078), (403, 1692072), (426, 1600716), (468, 1457062), (558, 1222052), (568, 1200537), (639, 1067144), (662, 1030068), (744, 916539), (806, 846036), (852, 800358), (923, 738792), (936, 728531), (993, 686712), (1116, 611026), (1209, 564024), (1278, 533572), (1324, 515034), (1612, 423018), (1704, 400179), (1846, 369396), (1986, 343356), (2201, 309816), (2232, 305513), (2418, 282012), (2556, 266786), (2648, 257517), (2769, 246264), (2979, 228904), (3224, 211509), (3627, 188008), (3692, 184698), (3972, 171678), (4303, 158472), (4402, 154908), (4836, 141006), (5112, 133393), (5538, 123132), (5958, 114452), (6603, 103272), (7254, 94004), (7384, 92349), (7944, 85839), (8307, 82088), (8606, 79236), (8804, 77454), (9672, 70503), (10261, 66456), (11076, 61566), (11916, 57226), (12909, 52824), (13206, 51636), (14508, 47002), (16614, 41044), (17212, 39618), (17608, 38727), (19809, 34424), (20522, 33228), (22152, 30783), (23501, 29016), (23832, 28613), (25818, 26412)]