280681408

素因数分解:

$2^6\times 7^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:163

約数の個数: 168

約数和(自身を含む): 693206640

約数和(自身を除く): 412525232

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 41, 49, 56, 59, 64, 74, 82, 98, 112, 118, 148, 164, 196, 224, 236, 259, 287, 296, 328, 392, 413, 448, 472, 518, 574, 592, 656, 784, 826, 944, 1036, 1148, 1184, 1312, 1517, 1568, 1652, 1813, 1888, 2009, 2072, 2183, 2296, 2368, 2419, 2624, 2891, 3034, 3136, 3304, 3626, 3776, 4018, 4144, 4366, 4592, 4838, 5782, 6068, 6608, 7252, 8036, 8288, 8732, 9184, 9676, 10619, 11564, 12136, 13216, 14504, 15281, 16072, 16576, 16933, 17464, 18368, 19352, 21238, 23128, 24272, 26432, 29008, 30562, 32144, 33866, 34928, 38704, 42476, 46256, 48544, 58016, 61124, 64288, 67732, 69856, 74333, 77408, 84952, 89503, 92512, 97088, 106967, 116032, 118531, 122248, 128576, 135464, 139712, 148666, 154816, 169904, 179006, 185024, 213934, 237062, 244496, 270928, 297332, 339808, 358012, 427868, 474124, 488992, 541856, 594664, 626521, 679616, 716024, 855736, 948248, 977984, 1083712, 1189328, 1253042, 1432048, 1711472, 1896496, 2378656, 2506084, 2864096, 3422944, 3792992, 4385647, 4757312, 5012168, 5728192, 6845888, 7585984, 8771294, 10024336, 17542588, 20048672, 35085176, 40097344, 70170352, 140340704, 280681408]

約数ペア:

[(1, 280681408), (2, 140340704), (4, 70170352), (7, 40097344), (8, 35085176), (14, 20048672), (16, 17542588), (28, 10024336), (32, 8771294), (37, 7585984), (41, 6845888), (49, 5728192), (56, 5012168), (59, 4757312), (64, 4385647), (74, 3792992), (82, 3422944), (98, 2864096), (112, 2506084), (118, 2378656), (148, 1896496), (164, 1711472), (196, 1432048), (224, 1253042), (236, 1189328), (259, 1083712), (287, 977984), (296, 948248), (328, 855736), (392, 716024), (413, 679616), (448, 626521), (472, 594664), (518, 541856), (574, 488992), (592, 474124), (656, 427868), (784, 358012), (826, 339808), (944, 297332), (1036, 270928), (1148, 244496), (1184, 237062), (1312, 213934), (1517, 185024), (1568, 179006), (1652, 169904), (1813, 154816), (1888, 148666), (2009, 139712), (2072, 135464), (2183, 128576), (2296, 122248), (2368, 118531), (2419, 116032), (2624, 106967), (2891, 97088), (3034, 92512), (3136, 89503), (3304, 84952), (3626, 77408), (3776, 74333), (4018, 69856), (4144, 67732), (4366, 64288), (4592, 61124), (4838, 58016), (5782, 48544), (6068, 46256), (6608, 42476), (7252, 38704), (8036, 34928), (8288, 33866), (8732, 32144), (9184, 30562), (9676, 29008), (10619, 26432), (11564, 24272), (12136, 23128), (13216, 21238), (14504, 19352), (15281, 18368), (16072, 17464), (16576, 16933)]