381575520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{281}}^1$

素因数の和:366

約数の個数: 288

約数和(自身を含む): 1396833984

約数和(自身を除く): 1015258464

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 41, 45, 46, 48, 60, 69, 72, 80, 82, 90, 92, 96, 115, 120, 123, 138, 144, 160, 164, 180, 184, 205, 207, 230, 240, 246, 276, 281, 288, 328, 345, 360, 368, 369, 410, 414, 460, 480, 492, 552, 562, 615, 656, 690, 720, 736, 738, 820, 828, 843, 920, 943, 984, 1035, 1104, 1124, 1230, 1312, 1380, 1405, 1440, 1476, 1640, 1656, 1686, 1840, 1845, 1886, 1968, 2070, 2208, 2248, 2460, 2529, 2760, 2810, 2829, 2952, 3280, 3312, 3372, 3680, 3690, 3772, 3936, 4140, 4215, 4496, 4715, 4920, 5058, 5520, 5620, 5658, 5904, 6463, 6560, 6624, 6744, 7380, 7544, 8280, 8430, 8487, 8992, 9430, 9840, 10116, 11040, 11240, 11316, 11521, 11808, 12645, 12926, 13488, 14145, 14760, 15088, 16560, 16860, 16974, 18860, 19389, 19680, 20232, 22480, 22632, 23042, 25290, 25852, 26976, 28290, 29520, 30176, 32315, 33120, 33720, 33948, 34563, 37720, 38778, 40464, 42435, 44960, 45264, 46084, 50580, 51704, 56580, 57605, 58167, 59040, 64630, 67440, 67896, 69126, 75440, 77556, 80928, 84870, 90528, 92168, 96945, 101160, 103408, 103689, 113160, 115210, 116334, 129260, 134880, 135792, 138252, 150880, 155112, 169740, 172815, 184336, 193890, 202320, 206816, 207378, 226320, 230420, 232668, 258520, 264983, 271584, 276504, 290835, 310224, 339480, 345630, 368672, 387780, 404640, 414756, 452640, 460840, 465336, 517040, 518445, 529966, 553008, 581670, 620448, 678960, 691260, 775560, 794949, 829512, 921680, 930672, 1034080, 1036890, 1059932, 1106016, 1163340, 1324915, 1357920, 1382520, 1551120, 1589898, 1659024, 1843360, 1861344, 2073780, 2119864, 2326680, 2384847, 2649830, 2765040, 3102240, 3179796, 3318048, 3974745, 4147560, 4239728, 4653360, 4769694, 5299660, 5530080, 6359592, 7949490, 8295120, 8479456, 9306720, 9539388, 10599320, 11924235, 12719184, 15898980, 16590240, 19078776, 21198640, 23848470, 25438368, 31797960, 38157552, 42397280, 47696940, 63595920, 76315104, 95393880, 127191840, 190787760, 381575520]

約数ペア:

[(1, 381575520), (2, 190787760), (3, 127191840), (4, 95393880), (5, 76315104), (6, 63595920), (8, 47696940), (9, 42397280), (10, 38157552), (12, 31797960), (15, 25438368), (16, 23848470), (18, 21198640), (20, 19078776), (23, 16590240), (24, 15898980), (30, 12719184), (32, 11924235), (36, 10599320), (40, 9539388), (41, 9306720), (45, 8479456), (46, 8295120), (48, 7949490), (60, 6359592), (69, 5530080), (72, 5299660), (80, 4769694), (82, 4653360), (90, 4239728), (92, 4147560), (96, 3974745), (115, 3318048), (120, 3179796), (123, 3102240), (138, 2765040), (144, 2649830), (160, 2384847), (164, 2326680), (180, 2119864), (184, 2073780), (205, 1861344), (207, 1843360), (230, 1659024), (240, 1589898), (246, 1551120), (276, 1382520), (281, 1357920), (288, 1324915), (328, 1163340), (345, 1106016), (360, 1059932), (368, 1036890), (369, 1034080), (410, 930672), (414, 921680), (460, 829512), (480, 794949), (492, 775560), (552, 691260), (562, 678960), (615, 620448), (656, 581670), (690, 553008), (720, 529966), (736, 518445), (738, 517040), (820, 465336), (828, 460840), (843, 452640), (920, 414756), (943, 404640), (984, 387780), (1035, 368672), (1104, 345630), (1124, 339480), (1230, 310224), (1312, 290835), (1380, 276504), (1405, 271584), (1440, 264983), (1476, 258520), (1640, 232668), (1656, 230420), (1686, 226320), (1840, 207378), (1845, 206816), (1886, 202320), (1968, 193890), (2070, 184336), (2208, 172815), (2248, 169740), (2460, 155112), (2529, 150880), (2760, 138252), (2810, 135792), (2829, 134880), (2952, 129260), (3280, 116334), (3312, 115210), (3372, 113160), (3680, 103689), (3690, 103408), (3772, 101160), (3936, 96945), (4140, 92168), (4215, 90528), (4496, 84870), (4715, 80928), (4920, 77556), (5058, 75440), (5520, 69126), (5620, 67896), (5658, 67440), (5904, 64630), (6463, 59040), (6560, 58167), (6624, 57605), (6744, 56580), (7380, 51704), (7544, 50580), (8280, 46084), (8430, 45264), (8487, 44960), (8992, 42435), (9430, 40464), (9840, 38778), (10116, 37720), (11040, 34563), (11240, 33948), (11316, 33720), (11521, 33120), (11808, 32315), (12645, 30176), (12926, 29520), (13488, 28290), (14145, 26976), (14760, 25852), (15088, 25290), (16560, 23042), (16860, 22632), (16974, 22480), (18860, 20232), (19389, 19680)]