209242560

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:219

約数の個数: 224

約数和(自身を含む): 702259200

約数和(自身を除く): 493016640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 79, 80, 89, 93, 96, 120, 124, 155, 158, 160, 178, 186, 192, 237, 240, 248, 267, 310, 316, 320, 356, 372, 395, 445, 465, 474, 480, 496, 534, 620, 632, 712, 744, 790, 890, 930, 948, 960, 992, 1068, 1185, 1240, 1264, 1335, 1424, 1488, 1580, 1780, 1860, 1896, 1984, 2136, 2370, 2449, 2480, 2528, 2670, 2759, 2848, 2976, 3160, 3560, 3720, 3792, 4272, 4740, 4898, 4960, 5056, 5340, 5518, 5696, 5952, 6320, 7031, 7120, 7347, 7440, 7584, 8277, 8544, 9480, 9796, 9920, 10680, 11036, 12245, 12640, 13795, 14062, 14240, 14694, 14880, 15168, 16554, 17088, 18960, 19592, 21093, 21360, 22072, 24490, 25280, 27590, 28124, 28480, 29388, 29760, 33108, 35155, 36735, 37920, 39184, 41385, 42186, 42720, 44144, 48980, 55180, 56248, 58776, 66216, 70310, 73470, 75840, 78368, 82770, 84372, 85440, 88288, 97960, 105465, 110360, 112496, 117552, 132432, 140620, 146940, 156736, 165540, 168744, 176576, 195920, 210930, 217961, 220720, 224992, 235104, 264864, 281240, 293880, 331080, 337488, 391840, 421860, 435922, 441440, 449984, 470208, 529728, 562480, 587760, 653883, 662160, 674976, 783680, 843720, 871844, 882880, 1089805, 1124960, 1175520, 1307766, 1324320, 1349952, 1687440, 1743688, 2179610, 2249920, 2351040, 2615532, 2648640, 3269415, 3374880, 3487376, 4359220, 5231064, 6538830, 6749760, 6974752, 8718440, 10462128, 13077660, 13949504, 17436880, 20924256, 26155320, 34873760, 41848512, 52310640, 69747520, 104621280, 209242560]

約数ペア:

[(1, 209242560), (2, 104621280), (3, 69747520), (4, 52310640), (5, 41848512), (6, 34873760), (8, 26155320), (10, 20924256), (12, 17436880), (15, 13949504), (16, 13077660), (20, 10462128), (24, 8718440), (30, 6974752), (31, 6749760), (32, 6538830), (40, 5231064), (48, 4359220), (60, 3487376), (62, 3374880), (64, 3269415), (79, 2648640), (80, 2615532), (89, 2351040), (93, 2249920), (96, 2179610), (120, 1743688), (124, 1687440), (155, 1349952), (158, 1324320), (160, 1307766), (178, 1175520), (186, 1124960), (192, 1089805), (237, 882880), (240, 871844), (248, 843720), (267, 783680), (310, 674976), (316, 662160), (320, 653883), (356, 587760), (372, 562480), (395, 529728), (445, 470208), (465, 449984), (474, 441440), (480, 435922), (496, 421860), (534, 391840), (620, 337488), (632, 331080), (712, 293880), (744, 281240), (790, 264864), (890, 235104), (930, 224992), (948, 220720), (960, 217961), (992, 210930), (1068, 195920), (1185, 176576), (1240, 168744), (1264, 165540), (1335, 156736), (1424, 146940), (1488, 140620), (1580, 132432), (1780, 117552), (1860, 112496), (1896, 110360), (1984, 105465), (2136, 97960), (2370, 88288), (2449, 85440), (2480, 84372), (2528, 82770), (2670, 78368), (2759, 75840), (2848, 73470), (2976, 70310), (3160, 66216), (3560, 58776), (3720, 56248), (3792, 55180), (4272, 48980), (4740, 44144), (4898, 42720), (4960, 42186), (5056, 41385), (5340, 39184), (5518, 37920), (5696, 36735), (5952, 35155), (6320, 33108), (7031, 29760), (7120, 29388), (7347, 28480), (7440, 28124), (7584, 27590), (8277, 25280), (8544, 24490), (9480, 22072), (9796, 21360), (9920, 21093), (10680, 19592), (11036, 18960), (12245, 17088), (12640, 16554), (13795, 15168), (14062, 14880), (14240, 14694)]