31760640

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{919}}^1$

素因数の和:949

約数の個数: 144

約数和(自身を含む): 112828800

約数和(自身を除く): 81068160

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, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 768, 864, 919, 960, 1080, 1152, 1280, 1440, 1728, 1838, 1920, 2160, 2304, 2757, 2880, 3456, 3676, 3840, 4320, 4595, 5514, 5760, 6912, 7352, 8271, 8640, 9190, 11028, 11520, 13785, 14704, 16542, 17280, 18380, 22056, 24813, 27570, 29408, 33084, 34560, 36760, 41355, 44112, 49626, 55140, 58816, 66168, 73520, 82710, 88224, 99252, 110280, 117632, 124065, 132336, 147040, 165420, 176448, 198504, 220560, 235264, 248130, 264672, 294080, 330840, 352896, 397008, 441120, 496260, 529344, 588160, 661680, 705792, 794016, 882240, 992520, 1058688, 1176320, 1323360, 1588032, 1764480, 1985040, 2117376, 2646720, 3176064, 3528960, 3970080, 5293440, 6352128, 7940160, 10586880, 15880320, 31760640]

約数ペア:

[(1, 31760640), (2, 15880320), (3, 10586880), (4, 7940160), (5, 6352128), (6, 5293440), (8, 3970080), (9, 3528960), (10, 3176064), (12, 2646720), (15, 2117376), (16, 1985040), (18, 1764480), (20, 1588032), (24, 1323360), (27, 1176320), (30, 1058688), (32, 992520), (36, 882240), (40, 794016), (45, 705792), (48, 661680), (54, 588160), (60, 529344), (64, 496260), (72, 441120), (80, 397008), (90, 352896), (96, 330840), (108, 294080), (120, 264672), (128, 248130), (135, 235264), (144, 220560), (160, 198504), (180, 176448), (192, 165420), (216, 147040), (240, 132336), (256, 124065), (270, 117632), (288, 110280), (320, 99252), (360, 88224), (384, 82710), (432, 73520), (480, 66168), (540, 58816), (576, 55140), (640, 49626), (720, 44112), (768, 41355), (864, 36760), (919, 34560), (960, 33084), (1080, 29408), (1152, 27570), (1280, 24813), (1440, 22056), (1728, 18380), (1838, 17280), (1920, 16542), (2160, 14704), (2304, 13785), (2757, 11520), (2880, 11028), (3456, 9190), (3676, 8640), (3840, 8271), (4320, 7352), (4595, 6912), (5514, 5760)]