1277592832

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1$

素因数の和:332

約数の個数: 144

約数和(自身を含む): 2858329600

約数和(自身を除く): 1580736768

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 37, 38, 62, 64, 74, 76, 124, 128, 148, 152, 229, 248, 256, 296, 304, 458, 496, 589, 592, 608, 703, 916, 992, 1147, 1178, 1184, 1216, 1406, 1832, 1984, 2294, 2356, 2368, 2432, 2812, 3664, 3968, 4351, 4588, 4712, 4736, 4864, 5624, 7099, 7328, 7936, 8473, 8702, 9176, 9424, 9472, 11248, 14198, 14656, 16946, 17404, 18352, 18848, 21793, 22496, 28396, 29312, 33892, 34808, 36704, 37696, 43586, 44992, 56792, 58624, 67784, 69616, 73408, 75392, 87172, 89984, 113584, 134881, 135568, 139232, 146816, 150784, 160987, 174344, 179968, 227168, 262663, 269762, 271136, 278464, 293632, 321974, 348688, 454336, 525326, 539524, 542272, 556928, 643948, 697376, 908672, 1050652, 1079048, 1084544, 1113856, 1287896, 1394752, 1817344, 2101304, 2158096, 2169088, 2575792, 2789504, 4202608, 4316192, 4990597, 5151584, 5579008, 8405216, 8632384, 9981194, 10303168, 16810432, 17264768, 19962388, 20606336, 33620864, 34529536, 39924776, 41212672, 67241728, 79849552, 159699104, 319398208, 638796416, 1277592832]

約数ペア:

[(1, 1277592832), (2, 638796416), (4, 319398208), (8, 159699104), (16, 79849552), (19, 67241728), (31, 41212672), (32, 39924776), (37, 34529536), (38, 33620864), (62, 20606336), (64, 19962388), (74, 17264768), (76, 16810432), (124, 10303168), (128, 9981194), (148, 8632384), (152, 8405216), (229, 5579008), (248, 5151584), (256, 4990597), (296, 4316192), (304, 4202608), (458, 2789504), (496, 2575792), (589, 2169088), (592, 2158096), (608, 2101304), (703, 1817344), (916, 1394752), (992, 1287896), (1147, 1113856), (1178, 1084544), (1184, 1079048), (1216, 1050652), (1406, 908672), (1832, 697376), (1984, 643948), (2294, 556928), (2356, 542272), (2368, 539524), (2432, 525326), (2812, 454336), (3664, 348688), (3968, 321974), (4351, 293632), (4588, 278464), (4712, 271136), (4736, 269762), (4864, 262663), (5624, 227168), (7099, 179968), (7328, 174344), (7936, 160987), (8473, 150784), (8702, 146816), (9176, 139232), (9424, 135568), (9472, 134881), (11248, 113584), (14198, 89984), (14656, 87172), (16946, 75392), (17404, 73408), (18352, 69616), (18848, 67784), (21793, 58624), (22496, 56792), (28396, 44992), (29312, 43586), (33892, 37696), (34808, 36704)]