263089920

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{523}}^1$

素因数の和:678

約数の個数: 144

約数和(自身を含む): 848276352

約数和(自身を除く): 585186432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 131, 160, 192, 240, 256, 262, 320, 384, 393, 480, 523, 524, 640, 655, 768, 786, 960, 1046, 1048, 1280, 1310, 1569, 1572, 1920, 1965, 2092, 2096, 2615, 2620, 3138, 3144, 3840, 3930, 4184, 4192, 5230, 5240, 6276, 6288, 7845, 7860, 8368, 8384, 10460, 10480, 12552, 12576, 15690, 15720, 16736, 16768, 20920, 20960, 25104, 25152, 31380, 31440, 33472, 33536, 41840, 41920, 50208, 50304, 62760, 62880, 66944, 68513, 83680, 83840, 100416, 100608, 125520, 125760, 133888, 137026, 167360, 167680, 200832, 205539, 251040, 251520, 274052, 334720, 342565, 401664, 411078, 502080, 503040, 548104, 669440, 685130, 822156, 1004160, 1027695, 1096208, 1370260, 1644312, 2008320, 2055390, 2192416, 2740520, 3288624, 4110780, 4384832, 5481040, 6577248, 8221560, 8769664, 10962080, 13154496, 16443120, 17539328, 21924160, 26308992, 32886240, 43848320, 52617984, 65772480, 87696640, 131544960, 263089920]

約数ペア:

[(1, 263089920), (2, 131544960), (3, 87696640), (4, 65772480), (5, 52617984), (6, 43848320), (8, 32886240), (10, 26308992), (12, 21924160), (15, 17539328), (16, 16443120), (20, 13154496), (24, 10962080), (30, 8769664), (32, 8221560), (40, 6577248), (48, 5481040), (60, 4384832), (64, 4110780), (80, 3288624), (96, 2740520), (120, 2192416), (128, 2055390), (131, 2008320), (160, 1644312), (192, 1370260), (240, 1096208), (256, 1027695), (262, 1004160), (320, 822156), (384, 685130), (393, 669440), (480, 548104), (523, 503040), (524, 502080), (640, 411078), (655, 401664), (768, 342565), (786, 334720), (960, 274052), (1046, 251520), (1048, 251040), (1280, 205539), (1310, 200832), (1569, 167680), (1572, 167360), (1920, 137026), (1965, 133888), (2092, 125760), (2096, 125520), (2615, 100608), (2620, 100416), (3138, 83840), (3144, 83680), (3840, 68513), (3930, 66944), (4184, 62880), (4192, 62760), (5230, 50304), (5240, 50208), (6276, 41920), (6288, 41840), (7845, 33536), (7860, 33472), (8368, 31440), (8384, 31380), (10460, 25152), (10480, 25104), (12552, 20960), (12576, 20920), (15690, 16768), (15720, 16736)]