1687654080

素因数分解:

$2^6\times 3^2\times 5^1\times 7^2\times {\mathrm{11959}}^1$

素因数の和:11996

約数の個数: 252

約数和(自身を含む): 6753118320

約数和(自身を除く): 5065464240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 140, 144, 147, 160, 168, 180, 192, 196, 210, 224, 240, 245, 252, 280, 288, 294, 315, 320, 336, 360, 392, 420, 441, 448, 480, 490, 504, 560, 576, 588, 630, 672, 720, 735, 784, 840, 882, 960, 980, 1008, 1120, 1176, 1260, 1344, 1440, 1470, 1568, 1680, 1764, 1960, 2016, 2205, 2240, 2352, 2520, 2880, 2940, 3136, 3360, 3528, 3920, 4032, 4410, 4704, 5040, 5880, 6720, 7056, 7840, 8820, 9408, 10080, 11760, 11959, 14112, 15680, 17640, 20160, 23520, 23918, 28224, 35280, 35877, 47040, 47836, 59795, 70560, 71754, 83713, 95672, 107631, 119590, 141120, 143508, 167426, 179385, 191344, 215262, 239180, 251139, 287016, 334852, 358770, 382688, 418565, 430524, 478360, 502278, 538155, 574032, 585991, 669704, 717540, 753417, 765376, 837130, 861048, 956720, 1004556, 1076310, 1148064, 1171982, 1255695, 1339408, 1435080, 1506834, 1674260, 1722096, 1757973, 1913440, 2009112, 2152620, 2296128, 2343964, 2511390, 2678816, 2870160, 2929955, 3013668, 3348520, 3444192, 3515946, 3767085, 3826880, 4018224, 4305240, 4687928, 5022780, 5273919, 5357632, 5740320, 5859910, 6027336, 6697040, 6888384, 7031892, 7534170, 8036448, 8610480, 8789865, 9375856, 10045560, 10547838, 11480640, 11719820, 12054672, 13394080, 14063784, 15068340, 16072896, 17220960, 17579730, 18751712, 20091120, 21095676, 23439640, 24109344, 26369595, 26788160, 28127568, 30136680, 34441920, 35159460, 37503424, 40182240, 42191352, 46879280, 48218688, 52739190, 56255136, 60273360, 70318920, 80364480, 84382704, 93758560, 105478380, 112510272, 120546720, 140637840, 168765408, 187517120, 210956760, 241093440, 281275680, 337530816, 421913520, 562551360, 843827040, 1687654080]

約数ペア:

[(1, 1687654080), (2, 843827040), (3, 562551360), (4, 421913520), (5, 337530816), (6, 281275680), (7, 241093440), (8, 210956760), (9, 187517120), (10, 168765408), (12, 140637840), (14, 120546720), (15, 112510272), (16, 105478380), (18, 93758560), (20, 84382704), (21, 80364480), (24, 70318920), (28, 60273360), (30, 56255136), (32, 52739190), (35, 48218688), (36, 46879280), (40, 42191352), (42, 40182240), (45, 37503424), (48, 35159460), (49, 34441920), (56, 30136680), (60, 28127568), (63, 26788160), (64, 26369595), (70, 24109344), (72, 23439640), (80, 21095676), (84, 20091120), (90, 18751712), (96, 17579730), (98, 17220960), (105, 16072896), (112, 15068340), (120, 14063784), (126, 13394080), (140, 12054672), (144, 11719820), (147, 11480640), (160, 10547838), (168, 10045560), (180, 9375856), (192, 8789865), (196, 8610480), (210, 8036448), (224, 7534170), (240, 7031892), (245, 6888384), (252, 6697040), (280, 6027336), (288, 5859910), (294, 5740320), (315, 5357632), (320, 5273919), (336, 5022780), (360, 4687928), (392, 4305240), (420, 4018224), (441, 3826880), (448, 3767085), (480, 3515946), (490, 3444192), (504, 3348520), (560, 3013668), (576, 2929955), (588, 2870160), (630, 2678816), (672, 2511390), (720, 2343964), (735, 2296128), (784, 2152620), (840, 2009112), (882, 1913440), (960, 1757973), (980, 1722096), (1008, 1674260), (1120, 1506834), (1176, 1435080), (1260, 1339408), (1344, 1255695), (1440, 1171982), (1470, 1148064), (1568, 1076310), (1680, 1004556), (1764, 956720), (1960, 861048), (2016, 837130), (2205, 765376), (2240, 753417), (2352, 717540), (2520, 669704), (2880, 585991), (2940, 574032), (3136, 538155), (3360, 502278), (3528, 478360), (3920, 430524), (4032, 418565), (4410, 382688), (4704, 358770), (5040, 334852), (5880, 287016), (6720, 251139), (7056, 239180), (7840, 215262), (8820, 191344), (9408, 179385), (10080, 167426), (11760, 143508), (11959, 141120), (14112, 119590), (15680, 107631), (17640, 95672), (20160, 83713), (23520, 71754), (23918, 70560), (28224, 59795), (35280, 47836), (35877, 47040)]