691796992

素因数分解:

$2^{10}\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1$

素因数の和:138

約数の個数: 132

約数和(自身を含む): 1544829960

約数和(自身を除く): 853032968

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 37, 38, 62, 64, 74, 76, 124, 128, 148, 152, 248, 256, 296, 304, 496, 512, 589, 592, 608, 703, 961, 992, 1024, 1147, 1178, 1184, 1216, 1406, 1922, 1984, 2294, 2356, 2368, 2432, 2812, 3844, 3968, 4588, 4712, 4736, 4864, 5624, 7688, 7936, 9176, 9424, 9472, 9728, 11248, 15376, 15872, 18259, 18352, 18848, 18944, 19456, 21793, 22496, 30752, 31744, 35557, 36518, 36704, 37696, 37888, 43586, 44992, 61504, 71114, 73036, 73408, 75392, 87172, 89984, 123008, 142228, 146072, 146816, 150784, 174344, 179968, 246016, 284456, 292144, 293632, 301568, 348688, 359936, 492032, 568912, 584288, 587264, 603136, 675583, 697376, 719872, 984064, 1137824, 1168576, 1174528, 1351166, 1394752, 2275648, 2337152, 2702332, 2789504, 4551296, 4674304, 5404664, 5579008, 9102592, 9348608, 10809328, 11158016, 18205184, 18697216, 21618656, 22316032, 36410368, 43237312, 86474624, 172949248, 345898496, 691796992]

約数ペア:

[(1, 691796992), (2, 345898496), (4, 172949248), (8, 86474624), (16, 43237312), (19, 36410368), (31, 22316032), (32, 21618656), (37, 18697216), (38, 18205184), (62, 11158016), (64, 10809328), (74, 9348608), (76, 9102592), (124, 5579008), (128, 5404664), (148, 4674304), (152, 4551296), (248, 2789504), (256, 2702332), (296, 2337152), (304, 2275648), (496, 1394752), (512, 1351166), (589, 1174528), (592, 1168576), (608, 1137824), (703, 984064), (961, 719872), (992, 697376), (1024, 675583), (1147, 603136), (1178, 587264), (1184, 584288), (1216, 568912), (1406, 492032), (1922, 359936), (1984, 348688), (2294, 301568), (2356, 293632), (2368, 292144), (2432, 284456), (2812, 246016), (3844, 179968), (3968, 174344), (4588, 150784), (4712, 146816), (4736, 146072), (4864, 142228), (5624, 123008), (7688, 89984), (7936, 87172), (9176, 75392), (9424, 73408), (9472, 73036), (9728, 71114), (11248, 61504), (15376, 44992), (15872, 43586), (18259, 37888), (18352, 37696), (18848, 36704), (18944, 36518), (19456, 35557), (21793, 31744), (22496, 30752)]