209211520

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:151

約数の個数: 256

約数和(自身を含む): 629233920

約数和(自身を除く): 420022400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 41, 56, 64, 67, 68, 70, 80, 82, 85, 112, 119, 128, 134, 136, 140, 160, 164, 170, 205, 224, 238, 268, 272, 280, 287, 320, 328, 335, 340, 410, 448, 469, 476, 536, 544, 560, 574, 595, 640, 656, 670, 680, 697, 820, 896, 938, 952, 1072, 1088, 1120, 1139, 1148, 1190, 1312, 1340, 1360, 1394, 1435, 1640, 1876, 1904, 2144, 2176, 2240, 2278, 2296, 2345, 2380, 2624, 2680, 2720, 2747, 2788, 2870, 3280, 3485, 3752, 3808, 4288, 4480, 4556, 4592, 4690, 4760, 4879, 5248, 5360, 5440, 5494, 5576, 5695, 5740, 6560, 6970, 7504, 7616, 7973, 8576, 9112, 9184, 9380, 9520, 9758, 10720, 10880, 10988, 11152, 11390, 11480, 13120, 13735, 13940, 15008, 15232, 15946, 18224, 18368, 18760, 19040, 19229, 19516, 21440, 21976, 22304, 22780, 22960, 24395, 26240, 27470, 27880, 30016, 31892, 36448, 36736, 37520, 38080, 38458, 39032, 39865, 42880, 43952, 44608, 45560, 45920, 46699, 48790, 54940, 55760, 60032, 63784, 72896, 75040, 76160, 76916, 78064, 79730, 87904, 89216, 91120, 91840, 93398, 96145, 97580, 109880, 111520, 127568, 145792, 150080, 153832, 156128, 159460, 175808, 182240, 183680, 186796, 192290, 195160, 219760, 223040, 233495, 255136, 300160, 307664, 312256, 318920, 326893, 351616, 364480, 373592, 384580, 390320, 439520, 446080, 466990, 510272, 615328, 624512, 637840, 653786, 728960, 747184, 769160, 780640, 879040, 933980, 1020544, 1230656, 1275680, 1307572, 1494368, 1538320, 1561280, 1634465, 1758080, 1867960, 2461312, 2551360, 2615144, 2988736, 3076640, 3122560, 3268930, 3735920, 5102720, 5230288, 5977472, 6153280, 6537860, 7471840, 10460576, 12306560, 13075720, 14943680, 20921152, 26151440, 29887360, 41842304, 52302880, 104605760, 209211520]

約数ペア:

[(1, 209211520), (2, 104605760), (4, 52302880), (5, 41842304), (7, 29887360), (8, 26151440), (10, 20921152), (14, 14943680), (16, 13075720), (17, 12306560), (20, 10460576), (28, 7471840), (32, 6537860), (34, 6153280), (35, 5977472), (40, 5230288), (41, 5102720), (56, 3735920), (64, 3268930), (67, 3122560), (68, 3076640), (70, 2988736), (80, 2615144), (82, 2551360), (85, 2461312), (112, 1867960), (119, 1758080), (128, 1634465), (134, 1561280), (136, 1538320), (140, 1494368), (160, 1307572), (164, 1275680), (170, 1230656), (205, 1020544), (224, 933980), (238, 879040), (268, 780640), (272, 769160), (280, 747184), (287, 728960), (320, 653786), (328, 637840), (335, 624512), (340, 615328), (410, 510272), (448, 466990), (469, 446080), (476, 439520), (536, 390320), (544, 384580), (560, 373592), (574, 364480), (595, 351616), (640, 326893), (656, 318920), (670, 312256), (680, 307664), (697, 300160), (820, 255136), (896, 233495), (938, 223040), (952, 219760), (1072, 195160), (1088, 192290), (1120, 186796), (1139, 183680), (1148, 182240), (1190, 175808), (1312, 159460), (1340, 156128), (1360, 153832), (1394, 150080), (1435, 145792), (1640, 127568), (1876, 111520), (1904, 109880), (2144, 97580), (2176, 96145), (2240, 93398), (2278, 91840), (2296, 91120), (2345, 89216), (2380, 87904), (2624, 79730), (2680, 78064), (2720, 76916), (2747, 76160), (2788, 75040), (2870, 72896), (3280, 63784), (3485, 60032), (3752, 55760), (3808, 54940), (4288, 48790), (4480, 46699), (4556, 45920), (4592, 45560), (4690, 44608), (4760, 43952), (4879, 42880), (5248, 39865), (5360, 39032), (5440, 38458), (5494, 38080), (5576, 37520), (5695, 36736), (5740, 36448), (6560, 31892), (6970, 30016), (7504, 27880), (7616, 27470), (7973, 26240), (8576, 24395), (9112, 22960), (9184, 22780), (9380, 22304), (9520, 21976), (9758, 21440), (10720, 19516), (10880, 19229), (10988, 19040), (11152, 18760), (11390, 18368), (11480, 18224), (13120, 15946), (13735, 15232), (13940, 15008)]