68503680

素因数分解:

$2^7\times 3^2\times 5^1\times 7^1\times {\mathrm{1699}}^1$

素因数の和:1731

約数の個数: 192

約数和(自身を含む): 270504000

約数和(自身を除く): 202000320

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, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 840, 896, 960, 1008, 1120, 1152, 1260, 1344, 1440, 1680, 1699, 1920, 2016, 2240, 2520, 2688, 2880, 3360, 3398, 4032, 4480, 5040, 5097, 5760, 6720, 6796, 8064, 8495, 10080, 10194, 11893, 13440, 13592, 15291, 16990, 20160, 20388, 23786, 25485, 27184, 30582, 33980, 35679, 40320, 40776, 47572, 50970, 54368, 59465, 61164, 67960, 71358, 76455, 81552, 95144, 101940, 107037, 108736, 118930, 122328, 135920, 142716, 152910, 163104, 178395, 190288, 203880, 214074, 217472, 237860, 244656, 271840, 285432, 305820, 326208, 356790, 380576, 407760, 428148, 475720, 489312, 535185, 543680, 570864, 611640, 652416, 713580, 761152, 815520, 856296, 951440, 978624, 1070370, 1087360, 1141728, 1223280, 1427160, 1522304, 1631040, 1712592, 1902880, 1957248, 2140740, 2283456, 2446560, 2854320, 3262080, 3425184, 3805760, 4281480, 4566912, 4893120, 5708640, 6850368, 7611520, 8562960, 9786240, 11417280, 13700736, 17125920, 22834560, 34251840, 68503680]

約数ペア:

[(1, 68503680), (2, 34251840), (3, 22834560), (4, 17125920), (5, 13700736), (6, 11417280), (7, 9786240), (8, 8562960), (9, 7611520), (10, 6850368), (12, 5708640), (14, 4893120), (15, 4566912), (16, 4281480), (18, 3805760), (20, 3425184), (21, 3262080), (24, 2854320), (28, 2446560), (30, 2283456), (32, 2140740), (35, 1957248), (36, 1902880), (40, 1712592), (42, 1631040), (45, 1522304), (48, 1427160), (56, 1223280), (60, 1141728), (63, 1087360), (64, 1070370), (70, 978624), (72, 951440), (80, 856296), (84, 815520), (90, 761152), (96, 713580), (105, 652416), (112, 611640), (120, 570864), (126, 543680), (128, 535185), (140, 489312), (144, 475720), (160, 428148), (168, 407760), (180, 380576), (192, 356790), (210, 326208), (224, 305820), (240, 285432), (252, 271840), (280, 244656), (288, 237860), (315, 217472), (320, 214074), (336, 203880), (360, 190288), (384, 178395), (420, 163104), (448, 152910), (480, 142716), (504, 135920), (560, 122328), (576, 118930), (630, 108736), (640, 107037), (672, 101940), (720, 95144), (840, 81552), (896, 76455), (960, 71358), (1008, 67960), (1120, 61164), (1152, 59465), (1260, 54368), (1344, 50970), (1440, 47572), (1680, 40776), (1699, 40320), (1920, 35679), (2016, 33980), (2240, 30582), (2520, 27184), (2688, 25485), (2880, 23786), (3360, 20388), (3398, 20160), (4032, 16990), (4480, 15291), (5040, 13592), (5097, 13440), (5760, 11893), (6720, 10194), (6796, 10080), (8064, 8495)]