8211840

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1$

素因数の和:89

約数の個数: 256

約数和(自身を含む): 32901120

約数和(自身を除く): 24689280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 47, 48, 52, 56, 60, 64, 65, 70, 78, 80, 84, 91, 94, 96, 104, 105, 112, 120, 128, 130, 140, 141, 156, 160, 168, 182, 188, 192, 195, 208, 210, 224, 235, 240, 260, 273, 280, 282, 312, 320, 329, 336, 364, 376, 384, 390, 416, 420, 448, 455, 470, 480, 520, 546, 560, 564, 611, 624, 640, 658, 672, 705, 728, 752, 780, 832, 840, 896, 910, 940, 960, 987, 1040, 1092, 1120, 1128, 1222, 1248, 1316, 1344, 1365, 1410, 1456, 1504, 1560, 1645, 1664, 1680, 1820, 1833, 1880, 1920, 1974, 2080, 2184, 2240, 2256, 2444, 2496, 2632, 2688, 2730, 2820, 2912, 3008, 3055, 3120, 3290, 3360, 3640, 3666, 3760, 3948, 4160, 4277, 4368, 4480, 4512, 4888, 4935, 4992, 5264, 5460, 5640, 5824, 6016, 6110, 6240, 6580, 6720, 7280, 7332, 7520, 7896, 8320, 8554, 8736, 9024, 9165, 9776, 9870, 10528, 10920, 11280, 11648, 12220, 12480, 12831, 13160, 13440, 14560, 14664, 15040, 15792, 17108, 17472, 18048, 18330, 19552, 19740, 21056, 21385, 21840, 22560, 24440, 24960, 25662, 26320, 29120, 29328, 30080, 31584, 34216, 34944, 36660, 39104, 39480, 42112, 42770, 43680, 45120, 48880, 51324, 52640, 58240, 58656, 63168, 64155, 68432, 73320, 78208, 78960, 85540, 87360, 90240, 97760, 102648, 105280, 117312, 126336, 128310, 136864, 146640, 157920, 171080, 174720, 195520, 205296, 210560, 234624, 256620, 273728, 293280, 315840, 342160, 391040, 410592, 513240, 547456, 586560, 631680, 684320, 821184, 1026480, 1173120, 1368640, 1642368, 2052960, 2737280, 4105920, 8211840]

約数ペア:

[(1, 8211840), (2, 4105920), (3, 2737280), (4, 2052960), (5, 1642368), (6, 1368640), (7, 1173120), (8, 1026480), (10, 821184), (12, 684320), (13, 631680), (14, 586560), (15, 547456), (16, 513240), (20, 410592), (21, 391040), (24, 342160), (26, 315840), (28, 293280), (30, 273728), (32, 256620), (35, 234624), (39, 210560), (40, 205296), (42, 195520), (47, 174720), (48, 171080), (52, 157920), (56, 146640), (60, 136864), (64, 128310), (65, 126336), (70, 117312), (78, 105280), (80, 102648), (84, 97760), (91, 90240), (94, 87360), (96, 85540), (104, 78960), (105, 78208), (112, 73320), (120, 68432), (128, 64155), (130, 63168), (140, 58656), (141, 58240), (156, 52640), (160, 51324), (168, 48880), (182, 45120), (188, 43680), (192, 42770), (195, 42112), (208, 39480), (210, 39104), (224, 36660), (235, 34944), (240, 34216), (260, 31584), (273, 30080), (280, 29328), (282, 29120), (312, 26320), (320, 25662), (329, 24960), (336, 24440), (364, 22560), (376, 21840), (384, 21385), (390, 21056), (416, 19740), (420, 19552), (448, 18330), (455, 18048), (470, 17472), (480, 17108), (520, 15792), (546, 15040), (560, 14664), (564, 14560), (611, 13440), (624, 13160), (640, 12831), (658, 12480), (672, 12220), (705, 11648), (728, 11280), (752, 10920), (780, 10528), (832, 9870), (840, 9776), (896, 9165), (910, 9024), (940, 8736), (960, 8554), (987, 8320), (1040, 7896), (1092, 7520), (1120, 7332), (1128, 7280), (1222, 6720), (1248, 6580), (1316, 6240), (1344, 6110), (1365, 6016), (1410, 5824), (1456, 5640), (1504, 5460), (1560, 5264), (1645, 4992), (1664, 4935), (1680, 4888), (1820, 4512), (1833, 4480), (1880, 4368), (1920, 4277), (1974, 4160), (2080, 3948), (2184, 3760), (2240, 3666), (2256, 3640), (2444, 3360), (2496, 3290), (2632, 3120), (2688, 3055), (2730, 3008), (2820, 2912)]