69810720

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{263}}^1$

素因数の和:367

約数の個数: 192

約数和(自身を含む): 255467520

約数和(自身を除く): 185656800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 79, 80, 84, 96, 105, 112, 120, 140, 158, 160, 168, 210, 224, 237, 240, 263, 280, 316, 336, 395, 420, 474, 480, 526, 553, 560, 632, 672, 789, 790, 840, 948, 1052, 1106, 1120, 1185, 1264, 1315, 1578, 1580, 1659, 1680, 1841, 1896, 2104, 2212, 2370, 2528, 2630, 2765, 3156, 3160, 3318, 3360, 3682, 3792, 3945, 4208, 4424, 4740, 5260, 5523, 5530, 6312, 6320, 6636, 7364, 7584, 7890, 8295, 8416, 8848, 9205, 9480, 10520, 11046, 11060, 12624, 12640, 13272, 14728, 15780, 16590, 17696, 18410, 18960, 20777, 21040, 22092, 22120, 25248, 26544, 27615, 29456, 31560, 33180, 36820, 37920, 41554, 42080, 44184, 44240, 53088, 55230, 58912, 62331, 63120, 66360, 73640, 83108, 88368, 88480, 103885, 110460, 124662, 126240, 132720, 145439, 147280, 166216, 176736, 207770, 220920, 249324, 265440, 290878, 294560, 311655, 332432, 415540, 436317, 441840, 498648, 581756, 623310, 664864, 727195, 831080, 872634, 883680, 997296, 1163512, 1246620, 1454390, 1662160, 1745268, 1994592, 2181585, 2327024, 2493240, 2908780, 3324320, 3490536, 4363170, 4654048, 4986480, 5817560, 6981072, 8726340, 9972960, 11635120, 13962144, 17452680, 23270240, 34905360, 69810720]

約数ペア:

[(1, 69810720), (2, 34905360), (3, 23270240), (4, 17452680), (5, 13962144), (6, 11635120), (7, 9972960), (8, 8726340), (10, 6981072), (12, 5817560), (14, 4986480), (15, 4654048), (16, 4363170), (20, 3490536), (21, 3324320), (24, 2908780), (28, 2493240), (30, 2327024), (32, 2181585), (35, 1994592), (40, 1745268), (42, 1662160), (48, 1454390), (56, 1246620), (60, 1163512), (70, 997296), (79, 883680), (80, 872634), (84, 831080), (96, 727195), (105, 664864), (112, 623310), (120, 581756), (140, 498648), (158, 441840), (160, 436317), (168, 415540), (210, 332432), (224, 311655), (237, 294560), (240, 290878), (263, 265440), (280, 249324), (316, 220920), (336, 207770), (395, 176736), (420, 166216), (474, 147280), (480, 145439), (526, 132720), (553, 126240), (560, 124662), (632, 110460), (672, 103885), (789, 88480), (790, 88368), (840, 83108), (948, 73640), (1052, 66360), (1106, 63120), (1120, 62331), (1185, 58912), (1264, 55230), (1315, 53088), (1578, 44240), (1580, 44184), (1659, 42080), (1680, 41554), (1841, 37920), (1896, 36820), (2104, 33180), (2212, 31560), (2370, 29456), (2528, 27615), (2630, 26544), (2765, 25248), (3156, 22120), (3160, 22092), (3318, 21040), (3360, 20777), (3682, 18960), (3792, 18410), (3945, 17696), (4208, 16590), (4424, 15780), (4740, 14728), (5260, 13272), (5523, 12640), (5530, 12624), (6312, 11060), (6320, 11046), (6636, 10520), (7364, 9480), (7584, 9205), (7890, 8848), (8295, 8416)]