311139712

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{647}}^1$

素因数の和:708

約数の個数: 96

約数和(自身を含む): 710201520

約数和(自身を除く): 399061808

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 128, 136, 208, 221, 272, 289, 416, 442, 544, 578, 647, 832, 884, 1088, 1156, 1294, 1664, 1768, 2176, 2312, 2588, 3536, 3757, 4624, 5176, 7072, 7514, 8411, 9248, 10352, 10999, 14144, 15028, 16822, 18496, 20704, 21998, 28288, 30056, 33644, 36992, 41408, 43996, 60112, 67288, 82816, 87992, 120224, 134576, 142987, 175984, 186983, 240448, 269152, 285974, 351968, 373966, 480896, 538304, 571948, 703936, 747932, 1076608, 1143896, 1407872, 1495864, 2287792, 2430779, 2991728, 4575584, 4861558, 5983456, 9151168, 9723116, 11966912, 18302336, 19446232, 23933824, 38892464, 77784928, 155569856, 311139712]

約数ペア:

[(1, 311139712), (2, 155569856), (4, 77784928), (8, 38892464), (13, 23933824), (16, 19446232), (17, 18302336), (26, 11966912), (32, 9723116), (34, 9151168), (52, 5983456), (64, 4861558), (68, 4575584), (104, 2991728), (128, 2430779), (136, 2287792), (208, 1495864), (221, 1407872), (272, 1143896), (289, 1076608), (416, 747932), (442, 703936), (544, 571948), (578, 538304), (647, 480896), (832, 373966), (884, 351968), (1088, 285974), (1156, 269152), (1294, 240448), (1664, 186983), (1768, 175984), (2176, 142987), (2312, 134576), (2588, 120224), (3536, 87992), (3757, 82816), (4624, 67288), (5176, 60112), (7072, 43996), (7514, 41408), (8411, 36992), (9248, 33644), (10352, 30056), (10999, 28288), (14144, 21998), (15028, 20704), (16822, 18496)]