205431360

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:253

約数の個数: 224

約数和(自身を含む): 693480960

約数和(自身を除く): 488049600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 47, 48, 58, 60, 64, 80, 87, 94, 96, 116, 120, 141, 145, 157, 160, 174, 188, 192, 232, 235, 240, 282, 290, 314, 320, 348, 376, 435, 464, 470, 471, 480, 564, 580, 628, 696, 705, 752, 785, 870, 928, 940, 942, 960, 1128, 1160, 1256, 1363, 1392, 1410, 1504, 1570, 1740, 1856, 1880, 1884, 2256, 2320, 2355, 2512, 2726, 2784, 2820, 3008, 3140, 3480, 3760, 3768, 4089, 4512, 4553, 4640, 4710, 5024, 5452, 5568, 5640, 6280, 6815, 6960, 7379, 7520, 7536, 8178, 9024, 9106, 9280, 9420, 10048, 10904, 11280, 12560, 13630, 13659, 13920, 14758, 15040, 15072, 16356, 18212, 18840, 20445, 21808, 22137, 22560, 22765, 25120, 27260, 27318, 27840, 29516, 30144, 32712, 36424, 36895, 37680, 40890, 43616, 44274, 45120, 45530, 50240, 54520, 54636, 59032, 65424, 68295, 72848, 73790, 75360, 81780, 87232, 88548, 91060, 109040, 109272, 110685, 118064, 130848, 136590, 145696, 147580, 150720, 163560, 177096, 182120, 213991, 218080, 218544, 221370, 236128, 261696, 273180, 291392, 295160, 327120, 354192, 364240, 427982, 436160, 437088, 442740, 472256, 546360, 590320, 641973, 654240, 708384, 728480, 855964, 874176, 885480, 1069955, 1092720, 1180640, 1283946, 1308480, 1416768, 1456960, 1711928, 1770960, 2139910, 2185440, 2361280, 2567892, 3209865, 3423856, 3541920, 4279820, 4370880, 5135784, 6419730, 6847712, 7083840, 8559640, 10271568, 12839460, 13695424, 17119280, 20543136, 25678920, 34238560, 41086272, 51357840, 68477120, 102715680, 205431360]

約数ペア:

[(1, 205431360), (2, 102715680), (3, 68477120), (4, 51357840), (5, 41086272), (6, 34238560), (8, 25678920), (10, 20543136), (12, 17119280), (15, 13695424), (16, 12839460), (20, 10271568), (24, 8559640), (29, 7083840), (30, 6847712), (32, 6419730), (40, 5135784), (47, 4370880), (48, 4279820), (58, 3541920), (60, 3423856), (64, 3209865), (80, 2567892), (87, 2361280), (94, 2185440), (96, 2139910), (116, 1770960), (120, 1711928), (141, 1456960), (145, 1416768), (157, 1308480), (160, 1283946), (174, 1180640), (188, 1092720), (192, 1069955), (232, 885480), (235, 874176), (240, 855964), (282, 728480), (290, 708384), (314, 654240), (320, 641973), (348, 590320), (376, 546360), (435, 472256), (464, 442740), (470, 437088), (471, 436160), (480, 427982), (564, 364240), (580, 354192), (628, 327120), (696, 295160), (705, 291392), (752, 273180), (785, 261696), (870, 236128), (928, 221370), (940, 218544), (942, 218080), (960, 213991), (1128, 182120), (1160, 177096), (1256, 163560), (1363, 150720), (1392, 147580), (1410, 145696), (1504, 136590), (1570, 130848), (1740, 118064), (1856, 110685), (1880, 109272), (1884, 109040), (2256, 91060), (2320, 88548), (2355, 87232), (2512, 81780), (2726, 75360), (2784, 73790), (2820, 72848), (3008, 68295), (3140, 65424), (3480, 59032), (3760, 54636), (3768, 54520), (4089, 50240), (4512, 45530), (4553, 45120), (4640, 44274), (4710, 43616), (5024, 40890), (5452, 37680), (5568, 36895), (5640, 36424), (6280, 32712), (6815, 30144), (6960, 29516), (7379, 27840), (7520, 27318), (7536, 27260), (8178, 25120), (9024, 22765), (9106, 22560), (9280, 22137), (9420, 21808), (10048, 20445), (10904, 18840), (11280, 18212), (12560, 16356), (13630, 15072), (13659, 15040), (13920, 14758)]