219248120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:158

約数の個数: 256

約数和(自身を含む): 658022400

約数和(自身を除く): 438774280

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 29, 31, 35, 40, 52, 56, 58, 62, 65, 67, 70, 91, 104, 116, 124, 130, 134, 140, 145, 155, 182, 203, 217, 232, 248, 260, 268, 280, 290, 310, 335, 364, 377, 403, 406, 434, 455, 469, 520, 536, 580, 620, 670, 728, 754, 806, 812, 868, 871, 899, 910, 938, 1015, 1085, 1160, 1240, 1340, 1508, 1612, 1624, 1736, 1742, 1798, 1820, 1876, 1885, 1943, 2015, 2030, 2077, 2170, 2345, 2639, 2680, 2821, 3016, 3224, 3484, 3596, 3640, 3752, 3770, 3886, 4030, 4060, 4154, 4340, 4355, 4495, 4690, 5278, 5642, 6097, 6293, 6968, 7192, 7540, 7772, 8060, 8120, 8308, 8680, 8710, 8990, 9380, 9715, 10385, 10556, 11284, 11687, 12194, 12586, 13195, 13601, 14105, 14539, 15080, 15544, 16120, 16616, 17420, 17980, 18760, 19430, 20770, 21112, 22568, 23374, 24388, 25172, 25259, 26390, 27001, 27202, 28210, 29078, 30485, 31465, 34840, 35960, 38860, 41540, 46748, 48776, 50344, 50518, 52780, 54002, 54404, 56420, 58156, 58435, 60233, 60970, 62930, 68005, 72695, 77720, 81809, 83080, 93496, 101036, 105560, 108004, 108808, 112840, 116312, 116870, 120466, 121940, 125860, 126295, 135005, 136010, 145390, 163618, 176813, 189007, 202072, 216008, 233740, 240932, 243880, 251720, 252590, 270010, 272020, 290780, 301165, 327236, 353626, 378014, 409045, 421631, 467480, 481864, 505180, 540020, 544040, 581560, 602330, 654472, 707252, 756028, 783029, 818090, 843262, 884065, 945035, 1010360, 1080040, 1204660, 1414504, 1512056, 1566058, 1636180, 1686524, 1768130, 1890070, 2108155, 2409320, 3132116, 3272360, 3373048, 3536260, 3780140, 3915145, 4216310, 5481203, 6264232, 7072520, 7560280, 7830290, 8432620, 10962406, 15660580, 16865240, 21924812, 27406015, 31321160, 43849624, 54812030, 109624060, 219248120]

約数ペア:

[(1, 219248120), (2, 109624060), (4, 54812030), (5, 43849624), (7, 31321160), (8, 27406015), (10, 21924812), (13, 16865240), (14, 15660580), (20, 10962406), (26, 8432620), (28, 7830290), (29, 7560280), (31, 7072520), (35, 6264232), (40, 5481203), (52, 4216310), (56, 3915145), (58, 3780140), (62, 3536260), (65, 3373048), (67, 3272360), (70, 3132116), (91, 2409320), (104, 2108155), (116, 1890070), (124, 1768130), (130, 1686524), (134, 1636180), (140, 1566058), (145, 1512056), (155, 1414504), (182, 1204660), (203, 1080040), (217, 1010360), (232, 945035), (248, 884065), (260, 843262), (268, 818090), (280, 783029), (290, 756028), (310, 707252), (335, 654472), (364, 602330), (377, 581560), (403, 544040), (406, 540020), (434, 505180), (455, 481864), (469, 467480), (520, 421631), (536, 409045), (580, 378014), (620, 353626), (670, 327236), (728, 301165), (754, 290780), (806, 272020), (812, 270010), (868, 252590), (871, 251720), (899, 243880), (910, 240932), (938, 233740), (1015, 216008), (1085, 202072), (1160, 189007), (1240, 176813), (1340, 163618), (1508, 145390), (1612, 136010), (1624, 135005), (1736, 126295), (1742, 125860), (1798, 121940), (1820, 120466), (1876, 116870), (1885, 116312), (1943, 112840), (2015, 108808), (2030, 108004), (2077, 105560), (2170, 101036), (2345, 93496), (2639, 83080), (2680, 81809), (2821, 77720), (3016, 72695), (3224, 68005), (3484, 62930), (3596, 60970), (3640, 60233), (3752, 58435), (3770, 58156), (3886, 56420), (4030, 54404), (4060, 54002), (4154, 52780), (4340, 50518), (4355, 50344), (4495, 48776), (4690, 46748), (5278, 41540), (5642, 38860), (6097, 35960), (6293, 34840), (6968, 31465), (7192, 30485), (7540, 29078), (7772, 28210), (8060, 27202), (8120, 27001), (8308, 26390), (8680, 25259), (8710, 25172), (8990, 24388), (9380, 23374), (9715, 22568), (10385, 21112), (10556, 20770), (11284, 19430), (11687, 18760), (12194, 17980), (12586, 17420), (13195, 16616), (13601, 16120), (14105, 15544), (14539, 15080)]