258420960

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{827}}^1$

素因数の和:886

約数の個数: 288

約数和(自身を含む): 1041610752

約数和(自身を除く): 783189792

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 32, 35, 36, 40, 42, 45, 48, 56, 60, 62, 63, 70, 72, 80, 84, 90, 93, 96, 105, 112, 120, 124, 126, 140, 144, 155, 160, 168, 180, 186, 210, 217, 224, 240, 248, 252, 279, 280, 288, 310, 315, 336, 360, 372, 420, 434, 465, 480, 496, 504, 558, 560, 620, 630, 651, 672, 720, 744, 827, 840, 868, 930, 992, 1008, 1085, 1116, 1120, 1240, 1260, 1302, 1395, 1440, 1488, 1654, 1680, 1736, 1860, 1953, 2016, 2170, 2232, 2480, 2481, 2520, 2604, 2790, 2976, 3255, 3308, 3360, 3472, 3720, 3906, 4135, 4340, 4464, 4960, 4962, 5040, 5208, 5580, 5789, 6510, 6616, 6944, 7440, 7443, 7812, 8270, 8680, 8928, 9765, 9924, 10080, 10416, 11160, 11578, 12405, 13020, 13232, 14880, 14886, 15624, 16540, 17360, 17367, 19530, 19848, 20832, 22320, 23156, 24810, 25637, 26040, 26464, 28945, 29772, 31248, 33080, 34720, 34734, 37215, 39060, 39696, 44640, 46312, 49620, 51274, 52080, 52101, 57890, 59544, 62496, 66160, 69468, 74430, 76911, 78120, 79392, 86835, 92624, 99240, 102548, 104160, 104202, 115780, 119088, 128185, 132320, 138936, 148860, 153822, 156240, 173670, 179459, 185248, 198480, 205096, 208404, 230733, 231560, 238176, 256370, 260505, 277872, 297720, 307644, 312480, 347340, 358918, 384555, 396960, 410192, 416808, 461466, 463120, 512740, 521010, 538377, 555744, 595440, 615288, 694680, 717836, 769110, 820384, 833616, 897295, 922932, 926240, 1025480, 1042020, 1076754, 1153665, 1190880, 1230576, 1389360, 1435672, 1538220, 1615131, 1667232, 1794590, 1845864, 2050960, 2084040, 2153508, 2307330, 2461152, 2691885, 2778720, 2871344, 3076440, 3230262, 3589180, 3691728, 4101920, 4168080, 4307016, 4614660, 5383770, 5742688, 6152880, 6460524, 7178360, 7383456, 8075655, 8336160, 8614032, 9229320, 10767540, 12305760, 12921048, 14356720, 16151310, 17228064, 18458640, 21535080, 25842096, 28713440, 32302620, 36917280, 43070160, 51684192, 64605240, 86140320, 129210480, 258420960]

約数ペア:

[(1, 258420960), (2, 129210480), (3, 86140320), (4, 64605240), (5, 51684192), (6, 43070160), (7, 36917280), (8, 32302620), (9, 28713440), (10, 25842096), (12, 21535080), (14, 18458640), (15, 17228064), (16, 16151310), (18, 14356720), (20, 12921048), (21, 12305760), (24, 10767540), (28, 9229320), (30, 8614032), (31, 8336160), (32, 8075655), (35, 7383456), (36, 7178360), (40, 6460524), (42, 6152880), (45, 5742688), (48, 5383770), (56, 4614660), (60, 4307016), (62, 4168080), (63, 4101920), (70, 3691728), (72, 3589180), (80, 3230262), (84, 3076440), (90, 2871344), (93, 2778720), (96, 2691885), (105, 2461152), (112, 2307330), (120, 2153508), (124, 2084040), (126, 2050960), (140, 1845864), (144, 1794590), (155, 1667232), (160, 1615131), (168, 1538220), (180, 1435672), (186, 1389360), (210, 1230576), (217, 1190880), (224, 1153665), (240, 1076754), (248, 1042020), (252, 1025480), (279, 926240), (280, 922932), (288, 897295), (310, 833616), (315, 820384), (336, 769110), (360, 717836), (372, 694680), (420, 615288), (434, 595440), (465, 555744), (480, 538377), (496, 521010), (504, 512740), (558, 463120), (560, 461466), (620, 416808), (630, 410192), (651, 396960), (672, 384555), (720, 358918), (744, 347340), (827, 312480), (840, 307644), (868, 297720), (930, 277872), (992, 260505), (1008, 256370), (1085, 238176), (1116, 231560), (1120, 230733), (1240, 208404), (1260, 205096), (1302, 198480), (1395, 185248), (1440, 179459), (1488, 173670), (1654, 156240), (1680, 153822), (1736, 148860), (1860, 138936), (1953, 132320), (2016, 128185), (2170, 119088), (2232, 115780), (2480, 104202), (2481, 104160), (2520, 102548), (2604, 99240), (2790, 92624), (2976, 86835), (3255, 79392), (3308, 78120), (3360, 76911), (3472, 74430), (3720, 69468), (3906, 66160), (4135, 62496), (4340, 59544), (4464, 57890), (4960, 52101), (4962, 52080), (5040, 51274), (5208, 49620), (5580, 46312), (5789, 44640), (6510, 39696), (6616, 39060), (6944, 37215), (7440, 34734), (7443, 34720), (7812, 33080), (8270, 31248), (8680, 29772), (8928, 28945), (9765, 26464), (9924, 26040), (10080, 25637), (10416, 24810), (11160, 23156), (11578, 22320), (12405, 20832), (13020, 19848), (13232, 19530), (14880, 17367), (14886, 17360), (15624, 16540)]