280150440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{223}}^1$

素因数の和:304

約数の個数: 192

約数和(自身を含む): 921715200

約数和(自身を除く): 641564760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 29, 30, 38, 40, 57, 58, 60, 76, 87, 95, 114, 116, 120, 145, 152, 174, 190, 223, 228, 232, 285, 290, 348, 361, 380, 435, 446, 456, 551, 570, 580, 669, 696, 722, 760, 870, 892, 1083, 1102, 1115, 1140, 1160, 1338, 1444, 1653, 1740, 1784, 1805, 2166, 2204, 2230, 2280, 2676, 2755, 2888, 3306, 3345, 3480, 3610, 4237, 4332, 4408, 4460, 5352, 5415, 5510, 6467, 6612, 6690, 7220, 8265, 8474, 8664, 8920, 10469, 10830, 11020, 12711, 12934, 13224, 13380, 14440, 16530, 16948, 19401, 20938, 21185, 21660, 22040, 25422, 25868, 26760, 31407, 32335, 33060, 33896, 38802, 41876, 42370, 43320, 50844, 51736, 52345, 62814, 63555, 64670, 66120, 77604, 80503, 83752, 84740, 97005, 101688, 104690, 122873, 125628, 127110, 129340, 155208, 157035, 161006, 169480, 194010, 209380, 241509, 245746, 251256, 254220, 258680, 314070, 322012, 368619, 388020, 402515, 418760, 483018, 491492, 508440, 614365, 628140, 644024, 737238, 776040, 805030, 966036, 982984, 1207545, 1228730, 1256280, 1474476, 1610060, 1843095, 1932072, 2334587, 2415090, 2457460, 2948952, 3220120, 3686190, 4669174, 4830180, 4914920, 7003761, 7372380, 9338348, 9660360, 11672935, 14007522, 14744760, 18676696, 23345870, 28015044, 35018805, 46691740, 56030088, 70037610, 93383480, 140075220, 280150440]

約数ペア:

[(1, 280150440), (2, 140075220), (3, 93383480), (4, 70037610), (5, 56030088), (6, 46691740), (8, 35018805), (10, 28015044), (12, 23345870), (15, 18676696), (19, 14744760), (20, 14007522), (24, 11672935), (29, 9660360), (30, 9338348), (38, 7372380), (40, 7003761), (57, 4914920), (58, 4830180), (60, 4669174), (76, 3686190), (87, 3220120), (95, 2948952), (114, 2457460), (116, 2415090), (120, 2334587), (145, 1932072), (152, 1843095), (174, 1610060), (190, 1474476), (223, 1256280), (228, 1228730), (232, 1207545), (285, 982984), (290, 966036), (348, 805030), (361, 776040), (380, 737238), (435, 644024), (446, 628140), (456, 614365), (551, 508440), (570, 491492), (580, 483018), (669, 418760), (696, 402515), (722, 388020), (760, 368619), (870, 322012), (892, 314070), (1083, 258680), (1102, 254220), (1115, 251256), (1140, 245746), (1160, 241509), (1338, 209380), (1444, 194010), (1653, 169480), (1740, 161006), (1784, 157035), (1805, 155208), (2166, 129340), (2204, 127110), (2230, 125628), (2280, 122873), (2676, 104690), (2755, 101688), (2888, 97005), (3306, 84740), (3345, 83752), (3480, 80503), (3610, 77604), (4237, 66120), (4332, 64670), (4408, 63555), (4460, 62814), (5352, 52345), (5415, 51736), (5510, 50844), (6467, 43320), (6612, 42370), (6690, 41876), (7220, 38802), (8265, 33896), (8474, 33060), (8664, 32335), (8920, 31407), (10469, 26760), (10830, 25868), (11020, 25422), (12711, 22040), (12934, 21660), (13224, 21185), (13380, 20938), (14440, 19401), (16530, 16948)]