257792760

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{739}}^1$

素因数の和:795

約数の個数: 256

約数和(自身を含む): 959040000

約数和(自身を除く): 701247240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 19, 20, 24, 27, 30, 34, 36, 38, 40, 45, 51, 54, 57, 60, 68, 72, 76, 85, 90, 95, 102, 108, 114, 120, 135, 136, 152, 153, 170, 171, 180, 190, 204, 216, 228, 255, 270, 285, 306, 323, 340, 342, 360, 380, 408, 456, 459, 510, 513, 540, 570, 612, 646, 680, 684, 739, 760, 765, 855, 918, 969, 1020, 1026, 1080, 1140, 1224, 1292, 1368, 1478, 1530, 1615, 1710, 1836, 1938, 2040, 2052, 2217, 2280, 2295, 2565, 2584, 2907, 2956, 3060, 3230, 3420, 3672, 3695, 3876, 4104, 4434, 4590, 4845, 5130, 5814, 5912, 6120, 6460, 6651, 6840, 7390, 7752, 8721, 8868, 9180, 9690, 10260, 11085, 11628, 12563, 12920, 13302, 14041, 14535, 14780, 17442, 17736, 18360, 19380, 19953, 20520, 22170, 23256, 25126, 26604, 28082, 29070, 29560, 33255, 34884, 37689, 38760, 39906, 42123, 43605, 44340, 50252, 53208, 56164, 58140, 62815, 66510, 69768, 70205, 75378, 79812, 84246, 87210, 88680, 99765, 100504, 112328, 113067, 116280, 125630, 126369, 133020, 140410, 150756, 159624, 168492, 174420, 188445, 199530, 210615, 226134, 238697, 251260, 252738, 266040, 280820, 301512, 336984, 339201, 348840, 376890, 379107, 399060, 421230, 452268, 477394, 502520, 505476, 561640, 565335, 631845, 678402, 716091, 753780, 758214, 798120, 842460, 904536, 954788, 1010952, 1130670, 1193485, 1263690, 1356804, 1432182, 1507560, 1516428, 1684920, 1696005, 1895535, 1909576, 2148273, 2261340, 2386970, 2527380, 2713608, 2864364, 3032856, 3392010, 3580455, 3791070, 4296546, 4522680, 4773940, 5054760, 5728728, 6444819, 6784020, 7160910, 7582140, 8593092, 9547880, 10741365, 12889638, 13568040, 14321820, 15164280, 17186184, 21482730, 25779276, 28643640, 32224095, 42965460, 51558552, 64448190, 85930920, 128896380, 257792760]

約数ペア:

[(1, 257792760), (2, 128896380), (3, 85930920), (4, 64448190), (5, 51558552), (6, 42965460), (8, 32224095), (9, 28643640), (10, 25779276), (12, 21482730), (15, 17186184), (17, 15164280), (18, 14321820), (19, 13568040), (20, 12889638), (24, 10741365), (27, 9547880), (30, 8593092), (34, 7582140), (36, 7160910), (38, 6784020), (40, 6444819), (45, 5728728), (51, 5054760), (54, 4773940), (57, 4522680), (60, 4296546), (68, 3791070), (72, 3580455), (76, 3392010), (85, 3032856), (90, 2864364), (95, 2713608), (102, 2527380), (108, 2386970), (114, 2261340), (120, 2148273), (135, 1909576), (136, 1895535), (152, 1696005), (153, 1684920), (170, 1516428), (171, 1507560), (180, 1432182), (190, 1356804), (204, 1263690), (216, 1193485), (228, 1130670), (255, 1010952), (270, 954788), (285, 904536), (306, 842460), (323, 798120), (340, 758214), (342, 753780), (360, 716091), (380, 678402), (408, 631845), (456, 565335), (459, 561640), (510, 505476), (513, 502520), (540, 477394), (570, 452268), (612, 421230), (646, 399060), (680, 379107), (684, 376890), (739, 348840), (760, 339201), (765, 336984), (855, 301512), (918, 280820), (969, 266040), (1020, 252738), (1026, 251260), (1080, 238697), (1140, 226134), (1224, 210615), (1292, 199530), (1368, 188445), (1478, 174420), (1530, 168492), (1615, 159624), (1710, 150756), (1836, 140410), (1938, 133020), (2040, 126369), (2052, 125630), (2217, 116280), (2280, 113067), (2295, 112328), (2565, 100504), (2584, 99765), (2907, 88680), (2956, 87210), (3060, 84246), (3230, 79812), (3420, 75378), (3672, 70205), (3695, 69768), (3876, 66510), (4104, 62815), (4434, 58140), (4590, 56164), (4845, 53208), (5130, 50252), (5814, 44340), (5912, 43605), (6120, 42123), (6460, 39906), (6651, 38760), (6840, 37689), (7390, 34884), (7752, 33255), (8721, 29560), (8868, 29070), (9180, 28082), (9690, 26604), (10260, 25126), (11085, 23256), (11628, 22170), (12563, 20520), (12920, 19953), (13302, 19380), (14041, 18360), (14535, 17736), (14780, 17442)]