128479680

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{6373}}^1$

素因数の和:6403

約数の個数: 168

約数和(自身を含む): 505126752

約数和(自身を除く): 376647072

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, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 4032, 5040, 6373, 6720, 10080, 12746, 19119, 20160, 25492, 31865, 38238, 44611, 50984, 57357, 63730, 76476, 89222, 95595, 101968, 114714, 127460, 133833, 152952, 178444, 191190, 203936, 223055, 229428, 254920, 267666, 286785, 305904, 356888, 382380, 401499, 407872, 446110, 458856, 509840, 535332, 573570, 611808, 669165, 713776, 764760, 802998, 892220, 917712, 1019680, 1070664, 1147140, 1223616, 1338330, 1427552, 1529520, 1605996, 1784440, 1835424, 2007495, 2039360, 2141328, 2294280, 2676660, 2855104, 3059040, 3211992, 3568880, 3670848, 4014990, 4282656, 4588560, 5353320, 6118080, 6423984, 7137760, 8029980, 8565312, 9177120, 10706640, 12847968, 14275520, 16059960, 18354240, 21413280, 25695936, 32119920, 42826560, 64239840, 128479680]

約数ペア:

[(1, 128479680), (2, 64239840), (3, 42826560), (4, 32119920), (5, 25695936), (6, 21413280), (7, 18354240), (8, 16059960), (9, 14275520), (10, 12847968), (12, 10706640), (14, 9177120), (15, 8565312), (16, 8029980), (18, 7137760), (20, 6423984), (21, 6118080), (24, 5353320), (28, 4588560), (30, 4282656), (32, 4014990), (35, 3670848), (36, 3568880), (40, 3211992), (42, 3059040), (45, 2855104), (48, 2676660), (56, 2294280), (60, 2141328), (63, 2039360), (64, 2007495), (70, 1835424), (72, 1784440), (80, 1605996), (84, 1529520), (90, 1427552), (96, 1338330), (105, 1223616), (112, 1147140), (120, 1070664), (126, 1019680), (140, 917712), (144, 892220), (160, 802998), (168, 764760), (180, 713776), (192, 669165), (210, 611808), (224, 573570), (240, 535332), (252, 509840), (280, 458856), (288, 446110), (315, 407872), (320, 401499), (336, 382380), (360, 356888), (420, 305904), (448, 286785), (480, 267666), (504, 254920), (560, 229428), (576, 223055), (630, 203936), (672, 191190), (720, 178444), (840, 152952), (960, 133833), (1008, 127460), (1120, 114714), (1260, 101968), (1344, 95595), (1440, 89222), (1680, 76476), (2016, 63730), (2240, 57357), (2520, 50984), (2880, 44611), (3360, 38238), (4032, 31865), (5040, 25492), (6373, 20160), (6720, 19119), (10080, 12746)]