251493120

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1$

素因数の和:432

約数の個数: 288

約数和(自身を含む): 941875200

約数和(自身を除く): 690382080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 64, 72, 76, 80, 90, 95, 96, 108, 114, 120, 128, 135, 144, 152, 160, 171, 180, 190, 192, 216, 228, 240, 256, 270, 285, 288, 304, 320, 342, 360, 380, 383, 384, 432, 456, 480, 513, 540, 570, 576, 608, 640, 684, 720, 760, 766, 768, 855, 864, 912, 960, 1026, 1080, 1140, 1149, 1152, 1216, 1280, 1368, 1440, 1520, 1532, 1710, 1728, 1824, 1915, 1920, 2052, 2160, 2280, 2298, 2304, 2432, 2565, 2736, 2880, 3040, 3064, 3420, 3447, 3456, 3648, 3830, 3840, 4104, 4320, 4560, 4596, 4864, 5130, 5472, 5745, 5760, 6080, 6128, 6840, 6894, 6912, 7277, 7296, 7660, 8208, 8640, 9120, 9192, 10260, 10341, 10944, 11490, 11520, 12160, 12256, 13680, 13788, 14554, 14592, 15320, 16416, 17235, 17280, 18240, 18384, 20520, 20682, 21831, 21888, 22980, 24320, 24512, 27360, 27576, 29108, 30640, 32832, 34470, 34560, 36385, 36480, 36768, 41040, 41364, 43662, 43776, 45960, 49024, 51705, 54720, 55152, 58216, 61280, 65493, 65664, 68940, 72770, 72960, 73536, 82080, 82728, 87324, 91920, 98048, 103410, 109155, 109440, 110304, 116432, 122560, 130986, 131328, 137880, 145540, 147072, 164160, 165456, 174648, 183840, 196479, 206820, 218310, 218880, 220608, 232864, 245120, 261972, 275760, 291080, 294144, 327465, 328320, 330912, 349296, 367680, 392958, 413640, 436620, 441216, 465728, 490240, 523944, 551520, 582160, 654930, 656640, 661824, 698592, 735360, 785916, 827280, 873240, 882432, 931456, 982395, 1047888, 1103040, 1164320, 1309860, 1323648, 1397184, 1470720, 1571832, 1654560, 1746480, 1862912, 1964790, 2095776, 2206080, 2328640, 2619720, 2647296, 2794368, 3143664, 3309120, 3492960, 3929580, 4191552, 4412160, 4657280, 5239440, 5588736, 6287328, 6618240, 6985920, 7859160, 8383104, 9314560, 10478880, 12574656, 13236480, 13971840, 15718320, 16766208, 20957760, 25149312, 27943680, 31436640, 41915520, 50298624, 62873280, 83831040, 125746560, 251493120]

約数ペア:

[(1, 251493120), (2, 125746560), (3, 83831040), (4, 62873280), (5, 50298624), (6, 41915520), (8, 31436640), (9, 27943680), (10, 25149312), (12, 20957760), (15, 16766208), (16, 15718320), (18, 13971840), (19, 13236480), (20, 12574656), (24, 10478880), (27, 9314560), (30, 8383104), (32, 7859160), (36, 6985920), (38, 6618240), (40, 6287328), (45, 5588736), (48, 5239440), (54, 4657280), (57, 4412160), (60, 4191552), (64, 3929580), (72, 3492960), (76, 3309120), (80, 3143664), (90, 2794368), (95, 2647296), (96, 2619720), (108, 2328640), (114, 2206080), (120, 2095776), (128, 1964790), (135, 1862912), (144, 1746480), (152, 1654560), (160, 1571832), (171, 1470720), (180, 1397184), (190, 1323648), (192, 1309860), (216, 1164320), (228, 1103040), (240, 1047888), (256, 982395), (270, 931456), (285, 882432), (288, 873240), (304, 827280), (320, 785916), (342, 735360), (360, 698592), (380, 661824), (383, 656640), (384, 654930), (432, 582160), (456, 551520), (480, 523944), (513, 490240), (540, 465728), (570, 441216), (576, 436620), (608, 413640), (640, 392958), (684, 367680), (720, 349296), (760, 330912), (766, 328320), (768, 327465), (855, 294144), (864, 291080), (912, 275760), (960, 261972), (1026, 245120), (1080, 232864), (1140, 220608), (1149, 218880), (1152, 218310), (1216, 206820), (1280, 196479), (1368, 183840), (1440, 174648), (1520, 165456), (1532, 164160), (1710, 147072), (1728, 145540), (1824, 137880), (1915, 131328), (1920, 130986), (2052, 122560), (2160, 116432), (2280, 110304), (2298, 109440), (2304, 109155), (2432, 103410), (2565, 98048), (2736, 91920), (2880, 87324), (3040, 82728), (3064, 82080), (3420, 73536), (3447, 72960), (3456, 72770), (3648, 68940), (3830, 65664), (3840, 65493), (4104, 61280), (4320, 58216), (4560, 55152), (4596, 54720), (4864, 51705), (5130, 49024), (5472, 45960), (5745, 43776), (5760, 43662), (6080, 41364), (6128, 41040), (6840, 36768), (6894, 36480), (6912, 36385), (7277, 34560), (7296, 34470), (7660, 32832), (8208, 30640), (8640, 29108), (9120, 27576), (9192, 27360), (10260, 24512), (10341, 24320), (10944, 22980), (11490, 21888), (11520, 21831), (12160, 20682), (12256, 20520), (13680, 18384), (13788, 18240), (14554, 17280), (14592, 17235), (15320, 16416)]