68548320

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{263}}^1$

素因数の和:465

約数の個数: 144

約数和(自身を含む): 236107872

約数和(自身を除く): 167559552

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 181, 240, 263, 288, 360, 362, 480, 526, 543, 720, 724, 789, 905, 1052, 1086, 1315, 1440, 1448, 1578, 1629, 1810, 2104, 2172, 2367, 2630, 2715, 2896, 3156, 3258, 3620, 3945, 4208, 4344, 4734, 5260, 5430, 5792, 6312, 6516, 7240, 7890, 8145, 8416, 8688, 9468, 10520, 10860, 11835, 12624, 13032, 14480, 15780, 16290, 17376, 18936, 21040, 21720, 23670, 25248, 26064, 28960, 31560, 32580, 37872, 42080, 43440, 47340, 47603, 52128, 63120, 65160, 75744, 86880, 94680, 95206, 126240, 130320, 142809, 189360, 190412, 238015, 260640, 285618, 378720, 380824, 428427, 476030, 571236, 714045, 761648, 856854, 952060, 1142472, 1428090, 1523296, 1713708, 1904120, 2142135, 2284944, 2856180, 3427416, 3808240, 4284270, 4569888, 5712360, 6854832, 7616480, 8568540, 11424720, 13709664, 17137080, 22849440, 34274160, 68548320]

約数ペア:

[(1, 68548320), (2, 34274160), (3, 22849440), (4, 17137080), (5, 13709664), (6, 11424720), (8, 8568540), (9, 7616480), (10, 6854832), (12, 5712360), (15, 4569888), (16, 4284270), (18, 3808240), (20, 3427416), (24, 2856180), (30, 2284944), (32, 2142135), (36, 1904120), (40, 1713708), (45, 1523296), (48, 1428090), (60, 1142472), (72, 952060), (80, 856854), (90, 761648), (96, 714045), (120, 571236), (144, 476030), (160, 428427), (180, 380824), (181, 378720), (240, 285618), (263, 260640), (288, 238015), (360, 190412), (362, 189360), (480, 142809), (526, 130320), (543, 126240), (720, 95206), (724, 94680), (789, 86880), (905, 75744), (1052, 65160), (1086, 63120), (1315, 52128), (1440, 47603), (1448, 47340), (1578, 43440), (1629, 42080), (1810, 37872), (2104, 32580), (2172, 31560), (2367, 28960), (2630, 26064), (2715, 25248), (2896, 23670), (3156, 21720), (3258, 21040), (3620, 18936), (3945, 17376), (4208, 16290), (4344, 15780), (4734, 14480), (5260, 13032), (5430, 12624), (5792, 11835), (6312, 10860), (6516, 10520), (7240, 9468), (7890, 8688), (8145, 8416)]