78309720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2339}}^1$

素因数の和:2390

約数の個数: 128

約数和(自身を含む): 269568000

約数和(自身を除く): 191258280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 90, 93, 108, 120, 124, 135, 155, 180, 186, 216, 248, 270, 279, 310, 360, 372, 465, 540, 558, 620, 744, 837, 930, 1080, 1116, 1240, 1395, 1674, 1860, 2232, 2339, 2790, 3348, 3720, 4185, 4678, 5580, 6696, 7017, 8370, 9356, 11160, 11695, 14034, 16740, 18712, 21051, 23390, 28068, 33480, 35085, 42102, 46780, 56136, 63153, 70170, 72509, 84204, 93560, 105255, 126306, 140340, 145018, 168408, 210510, 217527, 252612, 280680, 290036, 315765, 362545, 421020, 435054, 505224, 580072, 631530, 652581, 725090, 842040, 870108, 1087635, 1263060, 1305162, 1450180, 1740216, 1957743, 2175270, 2526120, 2610324, 2900360, 3262905, 3915486, 4350540, 5220648, 6525810, 7830972, 8701080, 9788715, 13051620, 15661944, 19577430, 26103240, 39154860, 78309720]

約数ペア:

[(1, 78309720), (2, 39154860), (3, 26103240), (4, 19577430), (5, 15661944), (6, 13051620), (8, 9788715), (9, 8701080), (10, 7830972), (12, 6525810), (15, 5220648), (18, 4350540), (20, 3915486), (24, 3262905), (27, 2900360), (30, 2610324), (31, 2526120), (36, 2175270), (40, 1957743), (45, 1740216), (54, 1450180), (60, 1305162), (62, 1263060), (72, 1087635), (90, 870108), (93, 842040), (108, 725090), (120, 652581), (124, 631530), (135, 580072), (155, 505224), (180, 435054), (186, 421020), (216, 362545), (248, 315765), (270, 290036), (279, 280680), (310, 252612), (360, 217527), (372, 210510), (465, 168408), (540, 145018), (558, 140340), (620, 126306), (744, 105255), (837, 93560), (930, 84204), (1080, 72509), (1116, 70170), (1240, 63153), (1395, 56136), (1674, 46780), (1860, 42102), (2232, 35085), (2339, 33480), (2790, 28068), (3348, 23390), (3720, 21051), (4185, 18712), (4678, 16740), (5580, 14034), (6696, 11695), (7017, 11160), (8370, 9356)]