90439680

素因数分解:

$2^{18}\times 3^1\times 5^1\times {\mathrm{23}}^1$

素因数の和:67

約数の個数: 152

約数和(自身を含む): 301989312

約数和(自身を除く): 211549632

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 128, 138, 160, 184, 192, 230, 240, 256, 276, 320, 345, 368, 384, 460, 480, 512, 552, 640, 690, 736, 768, 920, 960, 1024, 1104, 1280, 1380, 1472, 1536, 1840, 1920, 2048, 2208, 2560, 2760, 2944, 3072, 3680, 3840, 4096, 4416, 5120, 5520, 5888, 6144, 7360, 7680, 8192, 8832, 10240, 11040, 11776, 12288, 14720, 15360, 16384, 17664, 20480, 22080, 23552, 24576, 29440, 30720, 32768, 35328, 40960, 44160, 47104, 49152, 58880, 61440, 65536, 70656, 81920, 88320, 94208, 98304, 117760, 122880, 131072, 141312, 163840, 176640, 188416, 196608, 235520, 245760, 262144, 282624, 327680, 353280, 376832, 393216, 471040, 491520, 565248, 655360, 706560, 753664, 786432, 942080, 983040, 1130496, 1310720, 1413120, 1507328, 1884160, 1966080, 2260992, 2826240, 3014656, 3768320, 3932160, 4521984, 5652480, 6029312, 7536640, 9043968, 11304960, 15073280, 18087936, 22609920, 30146560, 45219840, 90439680]

約数ペア:

[(1, 90439680), (2, 45219840), (3, 30146560), (4, 22609920), (5, 18087936), (6, 15073280), (8, 11304960), (10, 9043968), (12, 7536640), (15, 6029312), (16, 5652480), (20, 4521984), (23, 3932160), (24, 3768320), (30, 3014656), (32, 2826240), (40, 2260992), (46, 1966080), (48, 1884160), (60, 1507328), (64, 1413120), (69, 1310720), (80, 1130496), (92, 983040), (96, 942080), (115, 786432), (120, 753664), (128, 706560), (138, 655360), (160, 565248), (184, 491520), (192, 471040), (230, 393216), (240, 376832), (256, 353280), (276, 327680), (320, 282624), (345, 262144), (368, 245760), (384, 235520), (460, 196608), (480, 188416), (512, 176640), (552, 163840), (640, 141312), (690, 131072), (736, 122880), (768, 117760), (920, 98304), (960, 94208), (1024, 88320), (1104, 81920), (1280, 70656), (1380, 65536), (1472, 61440), (1536, 58880), (1840, 49152), (1920, 47104), (2048, 44160), (2208, 40960), (2560, 35328), (2760, 32768), (2944, 30720), (3072, 29440), (3680, 24576), (3840, 23552), (4096, 22080), (4416, 20480), (5120, 17664), (5520, 16384), (5888, 15360), (6144, 14720), (7360, 12288), (7680, 11776), (8192, 11040), (8832, 10240)]