51310080

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1$

素因数の和:177

約数の個数: 240

約数和(自身を含む): 189590544

約数和(自身を除く): 138280464

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 64, 68, 72, 80, 85, 90, 96, 102, 120, 128, 131, 136, 144, 153, 160, 170, 180, 192, 204, 240, 255, 256, 262, 272, 288, 306, 320, 340, 360, 384, 393, 408, 480, 510, 512, 524, 544, 576, 612, 640, 655, 680, 720, 765, 768, 786, 816, 960, 1020, 1048, 1088, 1152, 1179, 1224, 1280, 1310, 1360, 1440, 1530, 1536, 1572, 1632, 1920, 1965, 2040, 2096, 2176, 2227, 2304, 2358, 2448, 2560, 2620, 2720, 2880, 3060, 3144, 3264, 3840, 3930, 4080, 4192, 4352, 4454, 4608, 4716, 4896, 5240, 5440, 5760, 5895, 6120, 6288, 6528, 6681, 7680, 7860, 8160, 8384, 8704, 8908, 9432, 9792, 10480, 10880, 11135, 11520, 11790, 12240, 12576, 13056, 13362, 15720, 16320, 16768, 17816, 18864, 19584, 20043, 20960, 21760, 22270, 23040, 23580, 24480, 25152, 26112, 26724, 31440, 32640, 33405, 33536, 35632, 37728, 39168, 40086, 41920, 43520, 44540, 47160, 48960, 50304, 53448, 62880, 65280, 66810, 67072, 71264, 75456, 78336, 80172, 83840, 89080, 94320, 97920, 100215, 100608, 106896, 125760, 130560, 133620, 142528, 150912, 160344, 167680, 178160, 188640, 195840, 200430, 201216, 213792, 251520, 267240, 285056, 301824, 320688, 335360, 356320, 377280, 391680, 400860, 427584, 503040, 534480, 570112, 603648, 641376, 712640, 754560, 801720, 855168, 1006080, 1068960, 1140224, 1282752, 1425280, 1509120, 1603440, 1710336, 2137920, 2565504, 2850560, 3018240, 3206880, 3420672, 4275840, 5131008, 5701120, 6413760, 8551680, 10262016, 12827520, 17103360, 25655040, 51310080]

約数ペア:

[(1, 51310080), (2, 25655040), (3, 17103360), (4, 12827520), (5, 10262016), (6, 8551680), (8, 6413760), (9, 5701120), (10, 5131008), (12, 4275840), (15, 3420672), (16, 3206880), (17, 3018240), (18, 2850560), (20, 2565504), (24, 2137920), (30, 1710336), (32, 1603440), (34, 1509120), (36, 1425280), (40, 1282752), (45, 1140224), (48, 1068960), (51, 1006080), (60, 855168), (64, 801720), (68, 754560), (72, 712640), (80, 641376), (85, 603648), (90, 570112), (96, 534480), (102, 503040), (120, 427584), (128, 400860), (131, 391680), (136, 377280), (144, 356320), (153, 335360), (160, 320688), (170, 301824), (180, 285056), (192, 267240), (204, 251520), (240, 213792), (255, 201216), (256, 200430), (262, 195840), (272, 188640), (288, 178160), (306, 167680), (320, 160344), (340, 150912), (360, 142528), (384, 133620), (393, 130560), (408, 125760), (480, 106896), (510, 100608), (512, 100215), (524, 97920), (544, 94320), (576, 89080), (612, 83840), (640, 80172), (655, 78336), (680, 75456), (720, 71264), (765, 67072), (768, 66810), (786, 65280), (816, 62880), (960, 53448), (1020, 50304), (1048, 48960), (1088, 47160), (1152, 44540), (1179, 43520), (1224, 41920), (1280, 40086), (1310, 39168), (1360, 37728), (1440, 35632), (1530, 33536), (1536, 33405), (1572, 32640), (1632, 31440), (1920, 26724), (1965, 26112), (2040, 25152), (2096, 24480), (2176, 23580), (2227, 23040), (2304, 22270), (2358, 21760), (2448, 20960), (2560, 20043), (2620, 19584), (2720, 18864), (2880, 17816), (3060, 16768), (3144, 16320), (3264, 15720), (3840, 13362), (3930, 13056), (4080, 12576), (4192, 12240), (4352, 11790), (4454, 11520), (4608, 11135), (4716, 10880), (4896, 10480), (5240, 9792), (5440, 9432), (5760, 8908), (5895, 8704), (6120, 8384), (6288, 8160), (6528, 7860), (6681, 7680)]