261177480

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1$

素因数の和:349

約数の個数: 256

約数和(自身を含む): 933120000

約数和(自身を除く): 671942520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 29, 30, 31, 36, 40, 45, 54, 58, 60, 62, 72, 87, 90, 93, 108, 116, 120, 124, 135, 145, 155, 174, 180, 186, 216, 232, 248, 261, 269, 270, 279, 290, 310, 348, 360, 372, 435, 465, 522, 538, 540, 558, 580, 620, 696, 744, 783, 807, 837, 870, 899, 930, 1044, 1076, 1080, 1116, 1160, 1240, 1305, 1345, 1395, 1566, 1614, 1674, 1740, 1798, 1860, 2088, 2152, 2232, 2421, 2610, 2690, 2697, 2790, 3132, 3228, 3348, 3480, 3596, 3720, 3915, 4035, 4185, 4495, 4842, 5220, 5380, 5394, 5580, 6264, 6456, 6696, 7192, 7263, 7801, 7830, 8070, 8091, 8339, 8370, 8990, 9684, 10440, 10760, 10788, 11160, 12105, 13485, 14526, 15602, 15660, 16140, 16182, 16678, 16740, 17980, 19368, 21576, 23403, 24210, 24273, 25017, 26970, 29052, 31204, 31320, 32280, 32364, 33356, 33480, 35960, 36315, 39005, 40455, 41695, 46806, 48420, 48546, 50034, 53940, 58104, 62408, 64728, 66712, 70209, 72630, 75051, 78010, 80910, 83390, 93612, 96840, 97092, 100068, 107880, 117015, 121365, 125085, 140418, 145260, 150102, 156020, 161820, 166780, 187224, 194184, 200136, 210627, 225153, 234030, 241831, 242730, 250170, 280836, 290520, 300204, 312040, 323640, 333560, 351045, 375255, 421254, 450306, 468060, 483662, 485460, 500340, 561672, 600408, 702090, 725493, 750510, 842508, 900612, 936120, 967324, 970920, 1000680, 1053135, 1125765, 1209155, 1404180, 1450986, 1501020, 1685016, 1801224, 1934648, 2106270, 2176479, 2251530, 2418310, 2808360, 2901972, 3002040, 3627465, 4212540, 4352958, 4503060, 4836620, 5803944, 6529437, 7254930, 8425080, 8705916, 9006120, 9673240, 10882395, 13058874, 14509860, 17411832, 21764790, 26117748, 29019720, 32647185, 43529580, 52235496, 65294370, 87059160, 130588740, 261177480]

約数ペア:

[(1, 261177480), (2, 130588740), (3, 87059160), (4, 65294370), (5, 52235496), (6, 43529580), (8, 32647185), (9, 29019720), (10, 26117748), (12, 21764790), (15, 17411832), (18, 14509860), (20, 13058874), (24, 10882395), (27, 9673240), (29, 9006120), (30, 8705916), (31, 8425080), (36, 7254930), (40, 6529437), (45, 5803944), (54, 4836620), (58, 4503060), (60, 4352958), (62, 4212540), (72, 3627465), (87, 3002040), (90, 2901972), (93, 2808360), (108, 2418310), (116, 2251530), (120, 2176479), (124, 2106270), (135, 1934648), (145, 1801224), (155, 1685016), (174, 1501020), (180, 1450986), (186, 1404180), (216, 1209155), (232, 1125765), (248, 1053135), (261, 1000680), (269, 970920), (270, 967324), (279, 936120), (290, 900612), (310, 842508), (348, 750510), (360, 725493), (372, 702090), (435, 600408), (465, 561672), (522, 500340), (538, 485460), (540, 483662), (558, 468060), (580, 450306), (620, 421254), (696, 375255), (744, 351045), (783, 333560), (807, 323640), (837, 312040), (870, 300204), (899, 290520), (930, 280836), (1044, 250170), (1076, 242730), (1080, 241831), (1116, 234030), (1160, 225153), (1240, 210627), (1305, 200136), (1345, 194184), (1395, 187224), (1566, 166780), (1614, 161820), (1674, 156020), (1740, 150102), (1798, 145260), (1860, 140418), (2088, 125085), (2152, 121365), (2232, 117015), (2421, 107880), (2610, 100068), (2690, 97092), (2697, 96840), (2790, 93612), (3132, 83390), (3228, 80910), (3348, 78010), (3480, 75051), (3596, 72630), (3720, 70209), (3915, 66712), (4035, 64728), (4185, 62408), (4495, 58104), (4842, 53940), (5220, 50034), (5380, 48546), (5394, 48420), (5580, 46806), (6264, 41695), (6456, 40455), (6696, 39005), (7192, 36315), (7263, 35960), (7801, 33480), (7830, 33356), (8070, 32364), (8091, 32280), (8339, 31320), (8370, 31204), (8990, 29052), (9684, 26970), (10440, 25017), (10760, 24273), (10788, 24210), (11160, 23403), (12105, 21576), (13485, 19368), (14526, 17980), (15602, 16740), (15660, 16678), (16140, 16182)]