1557420576

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{491}}^1$

素因数の和:607

約数の個数: 192

約数和(自身を含む): 4522936320

約数和(自身を除く): 2965515744

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 37, 38, 47, 48, 57, 74, 76, 94, 96, 111, 114, 141, 148, 152, 188, 222, 228, 282, 296, 304, 376, 444, 456, 491, 564, 592, 608, 703, 752, 888, 893, 912, 982, 1128, 1184, 1406, 1473, 1504, 1739, 1776, 1786, 1824, 1964, 2109, 2256, 2679, 2812, 2946, 3478, 3552, 3572, 3928, 4218, 4512, 5217, 5358, 5624, 5892, 6956, 7144, 7856, 8436, 9329, 10434, 10716, 11248, 11784, 13912, 14288, 15712, 16872, 18167, 18658, 20868, 21432, 22496, 23077, 23568, 27824, 27987, 28576, 33041, 33744, 36334, 37316, 41736, 42864, 46154, 47136, 54501, 55648, 55974, 66082, 67488, 69231, 72668, 74632, 83472, 85728, 92308, 99123, 109002, 111948, 132164, 138462, 145336, 149264, 166944, 184616, 198246, 218004, 223896, 264328, 276924, 290672, 298528, 345173, 369232, 396492, 436008, 438463, 447792, 528656, 553848, 581344, 690346, 738464, 792984, 853849, 872016, 876926, 895584, 1035519, 1057312, 1107696, 1315389, 1380692, 1585968, 1707698, 1744032, 1753852, 2071038, 2215392, 2561547, 2630778, 2761384, 3171936, 3415396, 3507704, 4142076, 5123094, 5261556, 5522768, 6830792, 7015408, 8284152, 10246188, 10523112, 11045536, 13661584, 14030816, 16223131, 16568304, 20492376, 21046224, 27323168, 32446262, 33136608, 40984752, 42092448, 48669393, 64892524, 81969504, 97338786, 129785048, 194677572, 259570096, 389355144, 519140192, 778710288, 1557420576]

約数ペア:

[(1, 1557420576), (2, 778710288), (3, 519140192), (4, 389355144), (6, 259570096), (8, 194677572), (12, 129785048), (16, 97338786), (19, 81969504), (24, 64892524), (32, 48669393), (37, 42092448), (38, 40984752), (47, 33136608), (48, 32446262), (57, 27323168), (74, 21046224), (76, 20492376), (94, 16568304), (96, 16223131), (111, 14030816), (114, 13661584), (141, 11045536), (148, 10523112), (152, 10246188), (188, 8284152), (222, 7015408), (228, 6830792), (282, 5522768), (296, 5261556), (304, 5123094), (376, 4142076), (444, 3507704), (456, 3415396), (491, 3171936), (564, 2761384), (592, 2630778), (608, 2561547), (703, 2215392), (752, 2071038), (888, 1753852), (893, 1744032), (912, 1707698), (982, 1585968), (1128, 1380692), (1184, 1315389), (1406, 1107696), (1473, 1057312), (1504, 1035519), (1739, 895584), (1776, 876926), (1786, 872016), (1824, 853849), (1964, 792984), (2109, 738464), (2256, 690346), (2679, 581344), (2812, 553848), (2946, 528656), (3478, 447792), (3552, 438463), (3572, 436008), (3928, 396492), (4218, 369232), (4512, 345173), (5217, 298528), (5358, 290672), (5624, 276924), (5892, 264328), (6956, 223896), (7144, 218004), (7856, 198246), (8436, 184616), (9329, 166944), (10434, 149264), (10716, 145336), (11248, 138462), (11784, 132164), (13912, 111948), (14288, 109002), (15712, 99123), (16872, 92308), (18167, 85728), (18658, 83472), (20868, 74632), (21432, 72668), (22496, 69231), (23077, 67488), (23568, 66082), (27824, 55974), (27987, 55648), (28576, 54501), (33041, 47136), (33744, 46154), (36334, 42864), (37316, 41736)]