381127680

素因数分解:

$2^{10}\times 3^4\times 5^1\times {\mathrm{919}}^1$

素因数の和:956

約数の個数: 220

約数和(自身を含む): 1367232240

約数和(自身を除く): 986104560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 512, 540, 576, 640, 648, 720, 768, 810, 864, 919, 960, 1024, 1080, 1152, 1280, 1296, 1440, 1536, 1620, 1728, 1838, 1920, 2160, 2304, 2560, 2592, 2757, 2880, 3072, 3240, 3456, 3676, 3840, 4320, 4595, 4608, 5120, 5184, 5514, 5760, 6480, 6912, 7352, 7680, 8271, 8640, 9190, 9216, 10368, 11028, 11520, 12960, 13785, 13824, 14704, 15360, 16542, 17280, 18380, 20736, 22056, 23040, 24813, 25920, 27570, 27648, 29408, 33084, 34560, 36760, 41355, 41472, 44112, 46080, 49626, 51840, 55140, 58816, 66168, 69120, 73520, 74439, 82710, 82944, 88224, 99252, 103680, 110280, 117632, 124065, 132336, 138240, 147040, 148878, 165420, 176448, 198504, 207360, 220560, 235264, 248130, 264672, 294080, 297756, 330840, 352896, 372195, 397008, 414720, 441120, 470528, 496260, 529344, 588160, 595512, 661680, 705792, 744390, 794016, 882240, 941056, 992520, 1058688, 1176320, 1191024, 1323360, 1411584, 1488780, 1588032, 1764480, 1985040, 2117376, 2352640, 2382048, 2646720, 2823168, 2977560, 3176064, 3528960, 3970080, 4234752, 4705280, 4764096, 5293440, 5955120, 6352128, 7057920, 7940160, 8469504, 9528192, 10586880, 11910240, 12704256, 14115840, 15880320, 19056384, 21173760, 23820480, 25408512, 31760640, 38112768, 42347520, 47640960, 63521280, 76225536, 95281920, 127042560, 190563840, 381127680]

約数ペア:

[(1, 381127680), (2, 190563840), (3, 127042560), (4, 95281920), (5, 76225536), (6, 63521280), (8, 47640960), (9, 42347520), (10, 38112768), (12, 31760640), (15, 25408512), (16, 23820480), (18, 21173760), (20, 19056384), (24, 15880320), (27, 14115840), (30, 12704256), (32, 11910240), (36, 10586880), (40, 9528192), (45, 8469504), (48, 7940160), (54, 7057920), (60, 6352128), (64, 5955120), (72, 5293440), (80, 4764096), (81, 4705280), (90, 4234752), (96, 3970080), (108, 3528960), (120, 3176064), (128, 2977560), (135, 2823168), (144, 2646720), (160, 2382048), (162, 2352640), (180, 2117376), (192, 1985040), (216, 1764480), (240, 1588032), (256, 1488780), (270, 1411584), (288, 1323360), (320, 1191024), (324, 1176320), (360, 1058688), (384, 992520), (405, 941056), (432, 882240), (480, 794016), (512, 744390), (540, 705792), (576, 661680), (640, 595512), (648, 588160), (720, 529344), (768, 496260), (810, 470528), (864, 441120), (919, 414720), (960, 397008), (1024, 372195), (1080, 352896), (1152, 330840), (1280, 297756), (1296, 294080), (1440, 264672), (1536, 248130), (1620, 235264), (1728, 220560), (1838, 207360), (1920, 198504), (2160, 176448), (2304, 165420), (2560, 148878), (2592, 147040), (2757, 138240), (2880, 132336), (3072, 124065), (3240, 117632), (3456, 110280), (3676, 103680), (3840, 99252), (4320, 88224), (4595, 82944), (4608, 82710), (5120, 74439), (5184, 73520), (5514, 69120), (5760, 66168), (6480, 58816), (6912, 55140), (7352, 51840), (7680, 49626), (8271, 46080), (8640, 44112), (9190, 41472), (9216, 41355), (10368, 36760), (11028, 34560), (11520, 33084), (12960, 29408), (13785, 27648), (13824, 27570), (14704, 25920), (15360, 24813), (16542, 23040), (17280, 22056), (18380, 20736)]