19733280

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{839}}^1$

素因数の和:871

約数の個数: 144

約数和(自身を含む): 72394560

約数和(自身を除く): 52661280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 839, 840, 980, 1120, 1176, 1470, 1568, 1678, 1680, 1960, 2352, 2517, 2940, 3356, 3360, 3920, 4195, 4704, 5034, 5873, 5880, 6712, 7840, 8390, 10068, 11746, 11760, 12585, 13424, 16780, 17619, 20136, 23492, 23520, 25170, 26848, 29365, 33560, 35238, 40272, 41111, 46984, 50340, 58730, 67120, 70476, 80544, 82222, 88095, 93968, 100680, 117460, 123333, 134240, 140952, 164444, 176190, 187936, 201360, 205555, 234920, 246666, 281904, 328888, 352380, 402720, 411110, 469840, 493332, 563808, 616665, 657776, 704760, 822220, 939680, 986664, 1233330, 1315552, 1409520, 1644440, 1973328, 2466660, 2819040, 3288880, 3946656, 4933320, 6577760, 9866640, 19733280]

約数ペア:

[(1, 19733280), (2, 9866640), (3, 6577760), (4, 4933320), (5, 3946656), (6, 3288880), (7, 2819040), (8, 2466660), (10, 1973328), (12, 1644440), (14, 1409520), (15, 1315552), (16, 1233330), (20, 986664), (21, 939680), (24, 822220), (28, 704760), (30, 657776), (32, 616665), (35, 563808), (40, 493332), (42, 469840), (48, 411110), (49, 402720), (56, 352380), (60, 328888), (70, 281904), (80, 246666), (84, 234920), (96, 205555), (98, 201360), (105, 187936), (112, 176190), (120, 164444), (140, 140952), (147, 134240), (160, 123333), (168, 117460), (196, 100680), (210, 93968), (224, 88095), (240, 82222), (245, 80544), (280, 70476), (294, 67120), (336, 58730), (392, 50340), (420, 46984), (480, 41111), (490, 40272), (560, 35238), (588, 33560), (672, 29365), (735, 26848), (784, 25170), (839, 23520), (840, 23492), (980, 20136), (1120, 17619), (1176, 16780), (1470, 13424), (1568, 12585), (1678, 11760), (1680, 11746), (1960, 10068), (2352, 8390), (2517, 7840), (2940, 6712), (3356, 5880), (3360, 5873), (3920, 5034), (4195, 4704)]