821508928

素因数分解:

$2^6\times {\mathrm{19}}^2\times {\mathrm{31}}^2\times {\mathrm{37}}^1$

素因数の和:149

約数の個数: 126

約数和(自身を含む): 1825835058

約数和(自身を除く): 1004326130

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 37, 38, 62, 64, 74, 76, 124, 148, 152, 248, 296, 304, 361, 496, 589, 592, 608, 703, 722, 961, 992, 1147, 1178, 1184, 1216, 1406, 1444, 1922, 1984, 2294, 2356, 2368, 2812, 2888, 3844, 4588, 4712, 5624, 5776, 7688, 9176, 9424, 11191, 11248, 11552, 13357, 15376, 18259, 18352, 18848, 21793, 22382, 22496, 23104, 26714, 30752, 35557, 36518, 36704, 37696, 43586, 44764, 44992, 53428, 61504, 71114, 73036, 73408, 87172, 89528, 106856, 142228, 146072, 174344, 179056, 213712, 284456, 292144, 346921, 348688, 358112, 414067, 427424, 568912, 584288, 675583, 693842, 697376, 716224, 828134, 854848, 1137824, 1168576, 1351166, 1387684, 1394752, 1656268, 2275648, 2702332, 2775368, 3312536, 5404664, 5550736, 6625072, 10809328, 11101472, 12836077, 13250144, 21618656, 22202944, 25672154, 26500288, 43237312, 51344308, 102688616, 205377232, 410754464, 821508928]

約数ペア:

[(1, 821508928), (2, 410754464), (4, 205377232), (8, 102688616), (16, 51344308), (19, 43237312), (31, 26500288), (32, 25672154), (37, 22202944), (38, 21618656), (62, 13250144), (64, 12836077), (74, 11101472), (76, 10809328), (124, 6625072), (148, 5550736), (152, 5404664), (248, 3312536), (296, 2775368), (304, 2702332), (361, 2275648), (496, 1656268), (589, 1394752), (592, 1387684), (608, 1351166), (703, 1168576), (722, 1137824), (961, 854848), (992, 828134), (1147, 716224), (1178, 697376), (1184, 693842), (1216, 675583), (1406, 584288), (1444, 568912), (1922, 427424), (1984, 414067), (2294, 358112), (2356, 348688), (2368, 346921), (2812, 292144), (2888, 284456), (3844, 213712), (4588, 179056), (4712, 174344), (5624, 146072), (5776, 142228), (7688, 106856), (9176, 89528), (9424, 87172), (11191, 73408), (11248, 73036), (11552, 71114), (13357, 61504), (15376, 53428), (18259, 44992), (18352, 44764), (18848, 43586), (21793, 37696), (22382, 36704), (22496, 36518), (23104, 35557), (26714, 30752)]