256379040

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3491}}^1$

素因数の和:3532

約数の個数: 192

約数和(自身を含む): 950382720

約数和(自身を除く): 694003680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 32, 34, 36, 40, 45, 48, 51, 54, 60, 68, 72, 80, 85, 90, 96, 102, 108, 120, 135, 136, 144, 153, 160, 170, 180, 204, 216, 240, 255, 270, 272, 288, 306, 340, 360, 408, 432, 459, 480, 510, 540, 544, 612, 680, 720, 765, 816, 864, 918, 1020, 1080, 1224, 1360, 1440, 1530, 1632, 1836, 2040, 2160, 2295, 2448, 2720, 3060, 3491, 3672, 4080, 4320, 4590, 4896, 6120, 6982, 7344, 8160, 9180, 10473, 12240, 13964, 14688, 17455, 18360, 20946, 24480, 27928, 31419, 34910, 36720, 41892, 52365, 55856, 59347, 62838, 69820, 73440, 83784, 94257, 104730, 111712, 118694, 125676, 139640, 157095, 167568, 178041, 188514, 209460, 237388, 251352, 279280, 296735, 314190, 335136, 356082, 377028, 418920, 471285, 474776, 502704, 534123, 558560, 593470, 628380, 712164, 754056, 837840, 890205, 942570, 949552, 1005408, 1068246, 1186940, 1256760, 1424328, 1508112, 1602369, 1675680, 1780410, 1885140, 1899104, 2136492, 2373880, 2513520, 2670615, 2848656, 3016224, 3204738, 3560820, 3770280, 4272984, 4747760, 5027040, 5341230, 5697312, 6409476, 7121640, 7540560, 8011845, 8545968, 9495520, 10682460, 12818952, 14243280, 15081120, 16023690, 17091936, 21364920, 25637904, 28486560, 32047380, 42729840, 51275808, 64094760, 85459680, 128189520, 256379040]

約数ペア:

[(1, 256379040), (2, 128189520), (3, 85459680), (4, 64094760), (5, 51275808), (6, 42729840), (8, 32047380), (9, 28486560), (10, 25637904), (12, 21364920), (15, 17091936), (16, 16023690), (17, 15081120), (18, 14243280), (20, 12818952), (24, 10682460), (27, 9495520), (30, 8545968), (32, 8011845), (34, 7540560), (36, 7121640), (40, 6409476), (45, 5697312), (48, 5341230), (51, 5027040), (54, 4747760), (60, 4272984), (68, 3770280), (72, 3560820), (80, 3204738), (85, 3016224), (90, 2848656), (96, 2670615), (102, 2513520), (108, 2373880), (120, 2136492), (135, 1899104), (136, 1885140), (144, 1780410), (153, 1675680), (160, 1602369), (170, 1508112), (180, 1424328), (204, 1256760), (216, 1186940), (240, 1068246), (255, 1005408), (270, 949552), (272, 942570), (288, 890205), (306, 837840), (340, 754056), (360, 712164), (408, 628380), (432, 593470), (459, 558560), (480, 534123), (510, 502704), (540, 474776), (544, 471285), (612, 418920), (680, 377028), (720, 356082), (765, 335136), (816, 314190), (864, 296735), (918, 279280), (1020, 251352), (1080, 237388), (1224, 209460), (1360, 188514), (1440, 178041), (1530, 167568), (1632, 157095), (1836, 139640), (2040, 125676), (2160, 118694), (2295, 111712), (2448, 104730), (2720, 94257), (3060, 83784), (3491, 73440), (3672, 69820), (4080, 62838), (4320, 59347), (4590, 55856), (4896, 52365), (6120, 41892), (6982, 36720), (7344, 34910), (8160, 31419), (9180, 27928), (10473, 24480), (12240, 20946), (13964, 18360), (14688, 17455)]