204438720

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:287

約数の個数: 224

約数和(自身を含む): 695236608

約数和(自身を除く): 490797888

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 47, 48, 60, 64, 69, 80, 92, 94, 96, 115, 120, 138, 141, 160, 184, 188, 192, 197, 230, 235, 240, 276, 282, 320, 345, 368, 376, 394, 460, 470, 480, 552, 564, 591, 690, 705, 736, 752, 788, 920, 940, 960, 985, 1081, 1104, 1128, 1182, 1380, 1410, 1472, 1504, 1576, 1840, 1880, 1970, 2162, 2208, 2256, 2364, 2760, 2820, 2955, 3008, 3152, 3243, 3680, 3760, 3940, 4324, 4416, 4512, 4531, 4728, 5405, 5520, 5640, 5910, 6304, 6486, 7360, 7520, 7880, 8648, 9024, 9062, 9259, 9456, 10810, 11040, 11280, 11820, 12608, 12972, 13593, 15040, 15760, 16215, 17296, 18124, 18518, 18912, 21620, 22080, 22560, 22655, 23640, 25944, 27186, 27777, 31520, 32430, 34592, 36248, 37036, 37824, 43240, 45120, 45310, 46295, 47280, 51888, 54372, 55554, 63040, 64860, 67965, 69184, 72496, 74072, 86480, 90620, 92590, 94560, 103776, 108744, 111108, 129720, 135930, 138885, 144992, 148144, 172960, 181240, 185180, 189120, 207552, 212957, 217488, 222216, 259440, 271860, 277770, 289984, 296288, 345920, 362480, 370360, 425914, 434976, 444432, 518880, 543720, 555540, 592576, 638871, 724960, 740720, 851828, 869952, 888864, 1037760, 1064785, 1087440, 1111080, 1277742, 1449920, 1481440, 1703656, 1777728, 2129570, 2174880, 2222160, 2555484, 2962880, 3194355, 3407312, 4259140, 4349760, 4444320, 5110968, 6388710, 6814624, 8518280, 8888640, 10221936, 12777420, 13629248, 17036560, 20443872, 25554840, 34073120, 40887744, 51109680, 68146240, 102219360, 204438720]

約数ペア:

[(1, 204438720), (2, 102219360), (3, 68146240), (4, 51109680), (5, 40887744), (6, 34073120), (8, 25554840), (10, 20443872), (12, 17036560), (15, 13629248), (16, 12777420), (20, 10221936), (23, 8888640), (24, 8518280), (30, 6814624), (32, 6388710), (40, 5110968), (46, 4444320), (47, 4349760), (48, 4259140), (60, 3407312), (64, 3194355), (69, 2962880), (80, 2555484), (92, 2222160), (94, 2174880), (96, 2129570), (115, 1777728), (120, 1703656), (138, 1481440), (141, 1449920), (160, 1277742), (184, 1111080), (188, 1087440), (192, 1064785), (197, 1037760), (230, 888864), (235, 869952), (240, 851828), (276, 740720), (282, 724960), (320, 638871), (345, 592576), (368, 555540), (376, 543720), (394, 518880), (460, 444432), (470, 434976), (480, 425914), (552, 370360), (564, 362480), (591, 345920), (690, 296288), (705, 289984), (736, 277770), (752, 271860), (788, 259440), (920, 222216), (940, 217488), (960, 212957), (985, 207552), (1081, 189120), (1104, 185180), (1128, 181240), (1182, 172960), (1380, 148144), (1410, 144992), (1472, 138885), (1504, 135930), (1576, 129720), (1840, 111108), (1880, 108744), (1970, 103776), (2162, 94560), (2208, 92590), (2256, 90620), (2364, 86480), (2760, 74072), (2820, 72496), (2955, 69184), (3008, 67965), (3152, 64860), (3243, 63040), (3680, 55554), (3760, 54372), (3940, 51888), (4324, 47280), (4416, 46295), (4512, 45310), (4531, 45120), (4728, 43240), (5405, 37824), (5520, 37036), (5640, 36248), (5910, 34592), (6304, 32430), (6486, 31520), (7360, 27777), (7520, 27186), (7880, 25944), (8648, 23640), (9024, 22655), (9062, 22560), (9259, 22080), (9456, 21620), (10810, 18912), (11040, 18518), (11280, 18124), (11820, 17296), (12608, 16215), (12972, 15760), (13593, 15040)]