209007072

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{227}}^1$

素因数の和:405

約数の個数: 144

約数和(自身を含む): 627419520

約数和(自身を除く): 418412448

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 69, 72, 92, 96, 138, 139, 144, 184, 207, 227, 276, 278, 288, 368, 414, 417, 454, 552, 556, 681, 736, 828, 834, 908, 1104, 1112, 1251, 1362, 1656, 1668, 1816, 2043, 2208, 2224, 2502, 2724, 3197, 3312, 3336, 3632, 4086, 4448, 5004, 5221, 5448, 6394, 6624, 6672, 7264, 8172, 9591, 10008, 10442, 10896, 12788, 13344, 15663, 16344, 19182, 20016, 20884, 21792, 25576, 28773, 31326, 31553, 32688, 38364, 40032, 41768, 46989, 51152, 57546, 62652, 63106, 65376, 76728, 83536, 93978, 94659, 102304, 115092, 125304, 126212, 153456, 167072, 187956, 189318, 230184, 250608, 252424, 283977, 306912, 375912, 378636, 460368, 501216, 504848, 567954, 725719, 751824, 757272, 920736, 1009696, 1135908, 1451438, 1503648, 1514544, 2177157, 2271816, 2902876, 3029088, 4354314, 4543632, 5805752, 6531471, 8708628, 9087264, 11611504, 13062942, 17417256, 23223008, 26125884, 34834512, 52251768, 69669024, 104503536, 209007072]

約数ペア:

[(1, 209007072), (2, 104503536), (3, 69669024), (4, 52251768), (6, 34834512), (8, 26125884), (9, 23223008), (12, 17417256), (16, 13062942), (18, 11611504), (23, 9087264), (24, 8708628), (32, 6531471), (36, 5805752), (46, 4543632), (48, 4354314), (69, 3029088), (72, 2902876), (92, 2271816), (96, 2177157), (138, 1514544), (139, 1503648), (144, 1451438), (184, 1135908), (207, 1009696), (227, 920736), (276, 757272), (278, 751824), (288, 725719), (368, 567954), (414, 504848), (417, 501216), (454, 460368), (552, 378636), (556, 375912), (681, 306912), (736, 283977), (828, 252424), (834, 250608), (908, 230184), (1104, 189318), (1112, 187956), (1251, 167072), (1362, 153456), (1656, 126212), (1668, 125304), (1816, 115092), (2043, 102304), (2208, 94659), (2224, 93978), (2502, 83536), (2724, 76728), (3197, 65376), (3312, 63106), (3336, 62652), (3632, 57546), (4086, 51152), (4448, 46989), (5004, 41768), (5221, 40032), (5448, 38364), (6394, 32688), (6624, 31553), (6672, 31326), (7264, 28773), (8172, 25576), (9591, 21792), (10008, 20884), (10442, 20016), (10896, 19182), (12788, 16344), (13344, 15663)]