131354880

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{433}}^1$

素因数の和:536

約数の個数: 144

約数和(自身を含む): 425806080

約数和(自身を除く): 294451200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 79, 80, 96, 120, 128, 158, 160, 192, 237, 240, 256, 316, 320, 384, 395, 433, 474, 480, 632, 640, 768, 790, 866, 948, 960, 1185, 1264, 1280, 1299, 1580, 1732, 1896, 1920, 2165, 2370, 2528, 2598, 3160, 3464, 3792, 3840, 4330, 4740, 5056, 5196, 6320, 6495, 6928, 7584, 8660, 9480, 10112, 10392, 12640, 12990, 13856, 15168, 17320, 18960, 20224, 20784, 25280, 25980, 27712, 30336, 34207, 34640, 37920, 41568, 50560, 51960, 55424, 60672, 68414, 69280, 75840, 83136, 101120, 102621, 103920, 110848, 136828, 138560, 151680, 166272, 171035, 205242, 207840, 273656, 277120, 303360, 332544, 342070, 410484, 415680, 513105, 547312, 554240, 684140, 820968, 831360, 1026210, 1094624, 1368280, 1641936, 1662720, 2052420, 2189248, 2736560, 3283872, 4104840, 4378496, 5473120, 6567744, 8209680, 8756992, 10946240, 13135488, 16419360, 21892480, 26270976, 32838720, 43784960, 65677440, 131354880]

約数ペア:

[(1, 131354880), (2, 65677440), (3, 43784960), (4, 32838720), (5, 26270976), (6, 21892480), (8, 16419360), (10, 13135488), (12, 10946240), (15, 8756992), (16, 8209680), (20, 6567744), (24, 5473120), (30, 4378496), (32, 4104840), (40, 3283872), (48, 2736560), (60, 2189248), (64, 2052420), (79, 1662720), (80, 1641936), (96, 1368280), (120, 1094624), (128, 1026210), (158, 831360), (160, 820968), (192, 684140), (237, 554240), (240, 547312), (256, 513105), (316, 415680), (320, 410484), (384, 342070), (395, 332544), (433, 303360), (474, 277120), (480, 273656), (632, 207840), (640, 205242), (768, 171035), (790, 166272), (866, 151680), (948, 138560), (960, 136828), (1185, 110848), (1264, 103920), (1280, 102621), (1299, 101120), (1580, 83136), (1732, 75840), (1896, 69280), (1920, 68414), (2165, 60672), (2370, 55424), (2528, 51960), (2598, 50560), (3160, 41568), (3464, 37920), (3792, 34640), (3840, 34207), (4330, 30336), (4740, 27712), (5056, 25980), (5196, 25280), (6320, 20784), (6495, 20224), (6928, 18960), (7584, 17320), (8660, 15168), (9480, 13856), (10112, 12990), (10392, 12640)]