18311040

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2$

素因数の和:70

約数の個数: 288

約数和(自身を含む): 73274760

約数和(自身を除く): 54963720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 17, 18, 20, 22, 24, 30, 32, 33, 34, 36, 40, 44, 45, 48, 51, 55, 60, 64, 66, 68, 72, 80, 85, 88, 90, 96, 99, 102, 110, 120, 128, 132, 136, 144, 153, 160, 165, 170, 176, 180, 187, 192, 198, 204, 220, 240, 255, 264, 272, 288, 289, 306, 320, 330, 340, 352, 360, 374, 384, 396, 408, 440, 480, 495, 510, 528, 544, 561, 576, 578, 612, 640, 660, 680, 704, 720, 748, 765, 792, 816, 867, 880, 935, 960, 990, 1020, 1056, 1088, 1122, 1152, 1156, 1224, 1320, 1360, 1408, 1440, 1445, 1496, 1530, 1584, 1632, 1683, 1734, 1760, 1870, 1920, 1980, 2040, 2112, 2176, 2244, 2312, 2448, 2601, 2640, 2720, 2805, 2880, 2890, 2992, 3060, 3168, 3179, 3264, 3366, 3468, 3520, 3740, 3960, 4080, 4224, 4335, 4488, 4624, 4896, 5202, 5280, 5440, 5610, 5760, 5780, 5984, 6120, 6336, 6358, 6528, 6732, 6936, 7040, 7480, 7920, 8160, 8415, 8670, 8976, 9248, 9537, 9792, 10404, 10560, 10880, 11220, 11560, 11968, 12240, 12672, 12716, 13005, 13464, 13872, 14960, 15840, 15895, 16320, 16830, 17340, 17952, 18496, 19074, 19584, 20808, 21120, 22440, 23120, 23936, 24480, 25432, 26010, 26928, 27744, 28611, 29920, 31680, 31790, 32640, 33660, 34680, 35904, 36992, 38148, 41616, 44880, 46240, 47685, 48960, 50864, 52020, 53856, 55488, 57222, 59840, 63360, 63580, 67320, 69360, 71808, 76296, 83232, 89760, 92480, 95370, 97920, 101728, 104040, 107712, 110976, 114444, 119680, 127160, 134640, 138720, 143055, 152592, 166464, 179520, 184960, 190740, 203456, 208080, 215424, 228888, 254320, 269280, 277440, 286110, 305184, 332928, 359040, 381480, 406912, 416160, 457776, 508640, 538560, 554880, 572220, 610368, 762960, 832320, 915552, 1017280, 1077120, 1144440, 1220736, 1525920, 1664640, 1831104, 2034560, 2288880, 3051840, 3662208, 4577760, 6103680, 9155520, 18311040]

約数ペア:

[(1, 18311040), (2, 9155520), (3, 6103680), (4, 4577760), (5, 3662208), (6, 3051840), (8, 2288880), (9, 2034560), (10, 1831104), (11, 1664640), (12, 1525920), (15, 1220736), (16, 1144440), (17, 1077120), (18, 1017280), (20, 915552), (22, 832320), (24, 762960), (30, 610368), (32, 572220), (33, 554880), (34, 538560), (36, 508640), (40, 457776), (44, 416160), (45, 406912), (48, 381480), (51, 359040), (55, 332928), (60, 305184), (64, 286110), (66, 277440), (68, 269280), (72, 254320), (80, 228888), (85, 215424), (88, 208080), (90, 203456), (96, 190740), (99, 184960), (102, 179520), (110, 166464), (120, 152592), (128, 143055), (132, 138720), (136, 134640), (144, 127160), (153, 119680), (160, 114444), (165, 110976), (170, 107712), (176, 104040), (180, 101728), (187, 97920), (192, 95370), (198, 92480), (204, 89760), (220, 83232), (240, 76296), (255, 71808), (264, 69360), (272, 67320), (288, 63580), (289, 63360), (306, 59840), (320, 57222), (330, 55488), (340, 53856), (352, 52020), (360, 50864), (374, 48960), (384, 47685), (396, 46240), (408, 44880), (440, 41616), (480, 38148), (495, 36992), (510, 35904), (528, 34680), (544, 33660), (561, 32640), (576, 31790), (578, 31680), (612, 29920), (640, 28611), (660, 27744), (680, 26928), (704, 26010), (720, 25432), (748, 24480), (765, 23936), (792, 23120), (816, 22440), (867, 21120), (880, 20808), (935, 19584), (960, 19074), (990, 18496), (1020, 17952), (1056, 17340), (1088, 16830), (1122, 16320), (1152, 15895), (1156, 15840), (1224, 14960), (1320, 13872), (1360, 13464), (1408, 13005), (1440, 12716), (1445, 12672), (1496, 12240), (1530, 11968), (1584, 11560), (1632, 11220), (1683, 10880), (1734, 10560), (1760, 10404), (1870, 9792), (1920, 9537), (1980, 9248), (2040, 8976), (2112, 8670), (2176, 8415), (2244, 8160), (2312, 7920), (2448, 7480), (2601, 7040), (2640, 6936), (2720, 6732), (2805, 6528), (2880, 6358), (2890, 6336), (2992, 6120), (3060, 5984), (3168, 5780), (3179, 5760), (3264, 5610), (3366, 5440), (3468, 5280), (3520, 5202), (3740, 4896), (3960, 4624), (4080, 4488), (4224, 4335)]