1285256280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{641}}^1$

素因数の和:711

約数の個数: 384

約数和(自身を含む): 5058754560

約数和(自身を除く): 3773498280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 31, 33, 35, 40, 42, 44, 49, 55, 56, 60, 62, 66, 70, 77, 84, 88, 93, 98, 105, 110, 120, 124, 132, 140, 147, 154, 155, 165, 168, 186, 196, 210, 217, 220, 231, 245, 248, 264, 280, 294, 308, 310, 330, 341, 372, 385, 392, 420, 434, 440, 462, 465, 490, 539, 588, 616, 620, 641, 651, 660, 682, 735, 744, 770, 840, 868, 924, 930, 980, 1023, 1078, 1085, 1155, 1176, 1240, 1282, 1302, 1320, 1364, 1470, 1519, 1540, 1617, 1705, 1736, 1848, 1860, 1923, 1960, 2046, 2156, 2170, 2310, 2387, 2564, 2604, 2695, 2728, 2940, 3038, 3080, 3205, 3234, 3255, 3410, 3720, 3846, 4092, 4312, 4340, 4487, 4557, 4620, 4774, 5115, 5128, 5208, 5390, 5880, 6076, 6410, 6468, 6510, 6820, 7051, 7161, 7595, 7692, 8085, 8184, 8680, 8974, 9114, 9240, 9548, 9615, 10230, 10780, 11935, 12152, 12820, 12936, 13020, 13461, 13640, 14102, 14322, 15190, 15384, 16170, 16709, 17948, 18228, 19096, 19230, 19871, 20460, 21153, 21560, 22435, 22785, 23870, 25640, 26040, 26922, 28204, 28644, 30380, 31409, 32340, 33418, 35255, 35805, 35896, 36456, 38460, 39742, 40920, 42306, 44870, 45570, 47740, 49357, 50127, 53844, 56408, 57288, 59613, 60760, 62818, 64680, 66836, 67305, 70510, 71610, 76920, 79484, 83545, 84612, 89740, 91140, 94227, 95480, 98714, 99355, 100254, 105765, 107688, 119226, 125636, 133672, 134610, 139097, 141020, 143220, 148071, 157045, 158968, 167090, 169224, 179480, 182280, 188454, 197428, 198710, 200508, 211530, 218581, 238452, 246785, 250635, 251272, 269220, 278194, 282040, 286440, 296142, 298065, 314090, 334180, 345499, 376908, 394856, 397420, 401016, 417291, 423060, 437162, 471135, 476904, 493570, 501270, 538440, 556388, 592284, 596130, 628180, 655743, 668360, 690998, 695485, 740355, 753816, 794840, 834582, 846120, 874324, 942270, 973679, 987140, 1002540, 1036497, 1092905, 1112776, 1184568, 1192260, 1256360, 1311486, 1381996, 1390970, 1480710, 1530067, 1669164, 1727495, 1748648, 1884540, 1947358, 1974280, 2005080, 2072994, 2086455, 2185810, 2384520, 2622972, 2763992, 2781940, 2921037, 2961420, 3060134, 3278715, 3338328, 3454990, 3769080, 3894716, 4145988, 4172910, 4371620, 4590201, 4868395, 5182485, 5245944, 5563880, 5842074, 5922840, 6120268, 6557430, 6909980, 7650335, 7789432, 8291976, 8345820, 8743240, 9180402, 9736790, 10364970, 10710469, 11684148, 12240536, 13114860, 13819960, 14605185, 15300670, 16691640, 18360804, 19473580, 20729940, 21420938, 22951005, 23368296, 26229720, 29210370, 30601340, 32131407, 36721608, 38947160, 41459880, 42841876, 45902010, 53552345, 58420740, 61202680, 64262814, 85683752, 91804020, 107104690, 116841480, 128525628, 160657035, 183608040, 214209380, 257051256, 321314070, 428418760, 642628140, 1285256280]

約数ペア:

[(1, 1285256280), (2, 642628140), (3, 428418760), (4, 321314070), (5, 257051256), (6, 214209380), (7, 183608040), (8, 160657035), (10, 128525628), (11, 116841480), (12, 107104690), (14, 91804020), (15, 85683752), (20, 64262814), (21, 61202680), (22, 58420740), (24, 53552345), (28, 45902010), (30, 42841876), (31, 41459880), (33, 38947160), (35, 36721608), (40, 32131407), (42, 30601340), (44, 29210370), (49, 26229720), (55, 23368296), (56, 22951005), (60, 21420938), (62, 20729940), (66, 19473580), (70, 18360804), (77, 16691640), (84, 15300670), (88, 14605185), (93, 13819960), (98, 13114860), (105, 12240536), (110, 11684148), (120, 10710469), (124, 10364970), (132, 9736790), (140, 9180402), (147, 8743240), (154, 8345820), (155, 8291976), (165, 7789432), (168, 7650335), (186, 6909980), (196, 6557430), (210, 6120268), (217, 5922840), (220, 5842074), (231, 5563880), (245, 5245944), (248, 5182485), (264, 4868395), (280, 4590201), (294, 4371620), (308, 4172910), (310, 4145988), (330, 3894716), (341, 3769080), (372, 3454990), (385, 3338328), (392, 3278715), (420, 3060134), (434, 2961420), (440, 2921037), (462, 2781940), (465, 2763992), (490, 2622972), (539, 2384520), (588, 2185810), (616, 2086455), (620, 2072994), (641, 2005080), (651, 1974280), (660, 1947358), (682, 1884540), (735, 1748648), (744, 1727495), (770, 1669164), (840, 1530067), (868, 1480710), (924, 1390970), (930, 1381996), (980, 1311486), (1023, 1256360), (1078, 1192260), (1085, 1184568), (1155, 1112776), (1176, 1092905), (1240, 1036497), (1282, 1002540), (1302, 987140), (1320, 973679), (1364, 942270), (1470, 874324), (1519, 846120), (1540, 834582), (1617, 794840), (1705, 753816), (1736, 740355), (1848, 695485), (1860, 690998), (1923, 668360), (1960, 655743), (2046, 628180), (2156, 596130), (2170, 592284), (2310, 556388), (2387, 538440), (2564, 501270), (2604, 493570), (2695, 476904), (2728, 471135), (2940, 437162), (3038, 423060), (3080, 417291), (3205, 401016), (3234, 397420), (3255, 394856), (3410, 376908), (3720, 345499), (3846, 334180), (4092, 314090), (4312, 298065), (4340, 296142), (4487, 286440), (4557, 282040), (4620, 278194), (4774, 269220), (5115, 251272), (5128, 250635), (5208, 246785), (5390, 238452), (5880, 218581), (6076, 211530), (6410, 200508), (6468, 198710), (6510, 197428), (6820, 188454), (7051, 182280), (7161, 179480), (7595, 169224), (7692, 167090), (8085, 158968), (8184, 157045), (8680, 148071), (8974, 143220), (9114, 141020), (9240, 139097), (9548, 134610), (9615, 133672), (10230, 125636), (10780, 119226), (11935, 107688), (12152, 105765), (12820, 100254), (12936, 99355), (13020, 98714), (13461, 95480), (13640, 94227), (14102, 91140), (14322, 89740), (15190, 84612), (15384, 83545), (16170, 79484), (16709, 76920), (17948, 71610), (18228, 70510), (19096, 67305), (19230, 66836), (19871, 64680), (20460, 62818), (21153, 60760), (21560, 59613), (22435, 57288), (22785, 56408), (23870, 53844), (25640, 50127), (26040, 49357), (26922, 47740), (28204, 45570), (28644, 44870), (30380, 42306), (31409, 40920), (32340, 39742), (33418, 38460), (35255, 36456), (35805, 35896)]