157483648

素因数分解:

$2^7\times 7^3\times {\mathrm{17}}^1\times {\mathrm{211}}^1$

素因数の和:263

約数の個数: 128

約数和(自身を含む): 389232000

約数和(自身を除く): 231748352

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 49, 56, 64, 68, 98, 112, 119, 128, 136, 196, 211, 224, 238, 272, 343, 392, 422, 448, 476, 544, 686, 784, 833, 844, 896, 952, 1088, 1372, 1477, 1568, 1666, 1688, 1904, 2176, 2744, 2954, 3136, 3332, 3376, 3587, 3808, 5488, 5831, 5908, 6272, 6664, 6752, 7174, 7616, 10339, 10976, 11662, 11816, 13328, 13504, 14348, 15232, 20678, 21952, 23324, 23632, 25109, 26656, 27008, 28696, 41356, 43904, 46648, 47264, 50218, 53312, 57392, 72373, 82712, 93296, 94528, 100436, 106624, 114784, 144746, 165424, 175763, 186592, 189056, 200872, 229568, 289492, 330848, 351526, 373184, 401744, 459136, 578984, 661696, 703052, 746368, 803488, 1157968, 1230341, 1323392, 1406104, 1606976, 2315936, 2460682, 2812208, 3213952, 4631872, 4921364, 5624416, 9263744, 9842728, 11248832, 19685456, 22497664, 39370912, 78741824, 157483648]

約数ペア:

[(1, 157483648), (2, 78741824), (4, 39370912), (7, 22497664), (8, 19685456), (14, 11248832), (16, 9842728), (17, 9263744), (28, 5624416), (32, 4921364), (34, 4631872), (49, 3213952), (56, 2812208), (64, 2460682), (68, 2315936), (98, 1606976), (112, 1406104), (119, 1323392), (128, 1230341), (136, 1157968), (196, 803488), (211, 746368), (224, 703052), (238, 661696), (272, 578984), (343, 459136), (392, 401744), (422, 373184), (448, 351526), (476, 330848), (544, 289492), (686, 229568), (784, 200872), (833, 189056), (844, 186592), (896, 175763), (952, 165424), (1088, 144746), (1372, 114784), (1477, 106624), (1568, 100436), (1666, 94528), (1688, 93296), (1904, 82712), (2176, 72373), (2744, 57392), (2954, 53312), (3136, 50218), (3332, 47264), (3376, 46648), (3587, 43904), (3808, 41356), (5488, 28696), (5831, 27008), (5908, 26656), (6272, 25109), (6664, 23632), (6752, 23324), (7174, 21952), (7616, 20678), (10339, 15232), (10976, 14348), (11662, 13504), (11816, 13328)]