90664960

素因数分解:

$2^{12}\times 5^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1$

素因数の和:281

約数の個数: 104

約数和(自身を含む): 230003280

約数和(自身を除く): 139338320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 233, 256, 304, 320, 380, 466, 512, 608, 640, 760, 932, 1024, 1165, 1216, 1280, 1520, 1864, 2048, 2330, 2432, 2560, 3040, 3728, 4096, 4427, 4660, 4864, 5120, 6080, 7456, 8854, 9320, 9728, 10240, 12160, 14912, 17708, 18640, 19456, 20480, 22135, 24320, 29824, 35416, 37280, 38912, 44270, 48640, 59648, 70832, 74560, 77824, 88540, 97280, 119296, 141664, 149120, 177080, 194560, 238592, 283328, 298240, 354160, 389120, 477184, 566656, 596480, 708320, 954368, 1133312, 1192960, 1416640, 2266624, 2385920, 2833280, 4533248, 4771840, 5666560, 9066496, 11333120, 18132992, 22666240, 45332480, 90664960]

約数ペア:

[(1, 90664960), (2, 45332480), (4, 22666240), (5, 18132992), (8, 11333120), (10, 9066496), (16, 5666560), (19, 4771840), (20, 4533248), (32, 2833280), (38, 2385920), (40, 2266624), (64, 1416640), (76, 1192960), (80, 1133312), (95, 954368), (128, 708320), (152, 596480), (160, 566656), (190, 477184), (233, 389120), (256, 354160), (304, 298240), (320, 283328), (380, 238592), (466, 194560), (512, 177080), (608, 149120), (640, 141664), (760, 119296), (932, 97280), (1024, 88540), (1165, 77824), (1216, 74560), (1280, 70832), (1520, 59648), (1864, 48640), (2048, 44270), (2330, 38912), (2432, 37280), (2560, 35416), (3040, 29824), (3728, 24320), (4096, 22135), (4427, 20480), (4660, 19456), (4864, 18640), (5120, 17708), (6080, 14912), (7456, 12160), (8854, 10240), (9320, 9728)]