4018560

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1$

素因数の和:65

約数の個数: 256

約数和(自身を含む): 16450560

約数和(自身を除く): 12432000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 23, 24, 26, 28, 30, 32, 35, 39, 40, 42, 46, 48, 52, 56, 60, 64, 65, 69, 70, 78, 80, 84, 91, 92, 96, 104, 105, 112, 115, 120, 128, 130, 138, 140, 156, 160, 161, 168, 182, 184, 192, 195, 208, 210, 224, 230, 240, 260, 273, 276, 280, 299, 312, 320, 322, 336, 345, 364, 368, 384, 390, 416, 420, 448, 455, 460, 480, 483, 520, 546, 552, 560, 598, 624, 640, 644, 672, 690, 728, 736, 780, 805, 832, 840, 896, 897, 910, 920, 960, 966, 1040, 1092, 1104, 1120, 1196, 1248, 1288, 1344, 1365, 1380, 1456, 1472, 1495, 1560, 1610, 1664, 1680, 1794, 1820, 1840, 1920, 1932, 2080, 2093, 2184, 2208, 2240, 2392, 2415, 2496, 2576, 2688, 2730, 2760, 2912, 2944, 2990, 3120, 3220, 3360, 3588, 3640, 3680, 3864, 4160, 4186, 4368, 4416, 4480, 4485, 4784, 4830, 4992, 5152, 5460, 5520, 5824, 5980, 6240, 6279, 6440, 6720, 7176, 7280, 7360, 7728, 8320, 8372, 8736, 8832, 8970, 9568, 9660, 10304, 10465, 10920, 11040, 11648, 11960, 12480, 12558, 12880, 13440, 14352, 14560, 14720, 15456, 16744, 17472, 17940, 19136, 19320, 20608, 20930, 21840, 22080, 23920, 24960, 25116, 25760, 28704, 29120, 30912, 31395, 33488, 34944, 35880, 38272, 38640, 41860, 43680, 44160, 47840, 50232, 51520, 57408, 58240, 61824, 62790, 66976, 71760, 77280, 83720, 87360, 95680, 100464, 103040, 114816, 125580, 133952, 143520, 154560, 167440, 174720, 191360, 200928, 251160, 267904, 287040, 309120, 334880, 401856, 502320, 574080, 669760, 803712, 1004640, 1339520, 2009280, 4018560]

約数ペア:

[(1, 4018560), (2, 2009280), (3, 1339520), (4, 1004640), (5, 803712), (6, 669760), (7, 574080), (8, 502320), (10, 401856), (12, 334880), (13, 309120), (14, 287040), (15, 267904), (16, 251160), (20, 200928), (21, 191360), (23, 174720), (24, 167440), (26, 154560), (28, 143520), (30, 133952), (32, 125580), (35, 114816), (39, 103040), (40, 100464), (42, 95680), (46, 87360), (48, 83720), (52, 77280), (56, 71760), (60, 66976), (64, 62790), (65, 61824), (69, 58240), (70, 57408), (78, 51520), (80, 50232), (84, 47840), (91, 44160), (92, 43680), (96, 41860), (104, 38640), (105, 38272), (112, 35880), (115, 34944), (120, 33488), (128, 31395), (130, 30912), (138, 29120), (140, 28704), (156, 25760), (160, 25116), (161, 24960), (168, 23920), (182, 22080), (184, 21840), (192, 20930), (195, 20608), (208, 19320), (210, 19136), (224, 17940), (230, 17472), (240, 16744), (260, 15456), (273, 14720), (276, 14560), (280, 14352), (299, 13440), (312, 12880), (320, 12558), (322, 12480), (336, 11960), (345, 11648), (364, 11040), (368, 10920), (384, 10465), (390, 10304), (416, 9660), (420, 9568), (448, 8970), (455, 8832), (460, 8736), (480, 8372), (483, 8320), (520, 7728), (546, 7360), (552, 7280), (560, 7176), (598, 6720), (624, 6440), (640, 6279), (644, 6240), (672, 5980), (690, 5824), (728, 5520), (736, 5460), (780, 5152), (805, 4992), (832, 4830), (840, 4784), (896, 4485), (897, 4480), (910, 4416), (920, 4368), (960, 4186), (966, 4160), (1040, 3864), (1092, 3680), (1104, 3640), (1120, 3588), (1196, 3360), (1248, 3220), (1288, 3120), (1344, 2990), (1365, 2944), (1380, 2912), (1456, 2760), (1472, 2730), (1495, 2688), (1560, 2576), (1610, 2496), (1664, 2415), (1680, 2392), (1794, 2240), (1820, 2208), (1840, 2184), (1920, 2093), (1932, 2080)]