128204640

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{503}}^1$

素因数の和:586

約数の個数: 192

約数和(自身を含む): 457228800

約数和(自身を除く): 329024160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 59, 60, 72, 80, 90, 96, 108, 118, 120, 135, 144, 160, 177, 180, 216, 236, 240, 270, 288, 295, 354, 360, 432, 472, 480, 503, 531, 540, 590, 708, 720, 864, 885, 944, 1006, 1062, 1080, 1180, 1416, 1440, 1509, 1593, 1770, 1888, 2012, 2124, 2160, 2360, 2515, 2655, 2832, 3018, 3186, 3540, 4024, 4248, 4320, 4527, 4720, 5030, 5310, 5664, 6036, 6372, 7080, 7545, 7965, 8048, 8496, 9054, 9440, 10060, 10620, 12072, 12744, 13581, 14160, 15090, 15930, 16096, 16992, 18108, 20120, 21240, 22635, 24144, 25488, 27162, 28320, 29677, 30180, 31860, 36216, 40240, 42480, 45270, 48288, 50976, 54324, 59354, 60360, 63720, 67905, 72432, 80480, 84960, 89031, 90540, 108648, 118708, 120720, 127440, 135810, 144864, 148385, 178062, 181080, 217296, 237416, 241440, 254880, 267093, 271620, 296770, 356124, 362160, 434592, 445155, 474832, 534186, 543240, 593540, 712248, 724320, 801279, 890310, 949664, 1068372, 1086480, 1187080, 1335465, 1424496, 1602558, 1780620, 2136744, 2172960, 2374160, 2670930, 2848992, 3205116, 3561240, 4006395, 4273488, 4748320, 5341860, 6410232, 7122480, 8012790, 8546976, 10683720, 12820464, 14244960, 16025580, 21367440, 25640928, 32051160, 42734880, 64102320, 128204640]

約数ペア:

[(1, 128204640), (2, 64102320), (3, 42734880), (4, 32051160), (5, 25640928), (6, 21367440), (8, 16025580), (9, 14244960), (10, 12820464), (12, 10683720), (15, 8546976), (16, 8012790), (18, 7122480), (20, 6410232), (24, 5341860), (27, 4748320), (30, 4273488), (32, 4006395), (36, 3561240), (40, 3205116), (45, 2848992), (48, 2670930), (54, 2374160), (59, 2172960), (60, 2136744), (72, 1780620), (80, 1602558), (90, 1424496), (96, 1335465), (108, 1187080), (118, 1086480), (120, 1068372), (135, 949664), (144, 890310), (160, 801279), (177, 724320), (180, 712248), (216, 593540), (236, 543240), (240, 534186), (270, 474832), (288, 445155), (295, 434592), (354, 362160), (360, 356124), (432, 296770), (472, 271620), (480, 267093), (503, 254880), (531, 241440), (540, 237416), (590, 217296), (708, 181080), (720, 178062), (864, 148385), (885, 144864), (944, 135810), (1006, 127440), (1062, 120720), (1080, 118708), (1180, 108648), (1416, 90540), (1440, 89031), (1509, 84960), (1593, 80480), (1770, 72432), (1888, 67905), (2012, 63720), (2124, 60360), (2160, 59354), (2360, 54324), (2515, 50976), (2655, 48288), (2832, 45270), (3018, 42480), (3186, 40240), (3540, 36216), (4024, 31860), (4248, 30180), (4320, 29677), (4527, 28320), (4720, 27162), (5030, 25488), (5310, 24144), (5664, 22635), (6036, 21240), (6372, 20120), (7080, 18108), (7545, 16992), (7965, 16096), (8048, 15930), (8496, 15090), (9054, 14160), (9440, 13581), (10060, 12744), (10620, 12072)]