261701820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1109}}^1$

素因数の和:1169

約数の個数: 192

約数和(自身を含む): 895104000

約数和(自身を除く): 633402180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 23, 27, 30, 36, 38, 45, 46, 54, 57, 60, 69, 76, 90, 92, 95, 108, 114, 115, 135, 138, 171, 180, 190, 207, 228, 230, 270, 276, 285, 342, 345, 380, 414, 437, 460, 513, 540, 570, 621, 684, 690, 828, 855, 874, 1026, 1035, 1109, 1140, 1242, 1311, 1380, 1710, 1748, 2052, 2070, 2185, 2218, 2484, 2565, 2622, 3105, 3327, 3420, 3933, 4140, 4370, 4436, 5130, 5244, 5545, 6210, 6555, 6654, 7866, 8740, 9981, 10260, 11090, 11799, 12420, 13110, 13308, 15732, 16635, 19665, 19962, 21071, 22180, 23598, 25507, 26220, 29943, 33270, 39330, 39924, 42142, 47196, 49905, 51014, 58995, 59886, 63213, 66540, 76521, 78660, 84284, 99810, 102028, 105355, 117990, 119772, 126426, 127535, 149715, 153042, 189639, 199620, 210710, 229563, 235980, 252852, 255070, 299430, 306084, 316065, 379278, 382605, 421420, 459126, 484633, 510140, 568917, 598860, 632130, 688689, 758556, 765210, 918252, 948195, 969266, 1137834, 1147815, 1264260, 1377378, 1453899, 1530420, 1896390, 1938532, 2275668, 2295630, 2423165, 2754756, 2844585, 2907798, 3443445, 3792780, 4361697, 4591260, 4846330, 5689170, 5815596, 6886890, 7269495, 8723394, 9692660, 11378340, 13085091, 13773780, 14538990, 17446788, 21808485, 26170182, 29077980, 43616970, 52340364, 65425455, 87233940, 130850910, 261701820]

約数ペア:

[(1, 261701820), (2, 130850910), (3, 87233940), (4, 65425455), (5, 52340364), (6, 43616970), (9, 29077980), (10, 26170182), (12, 21808485), (15, 17446788), (18, 14538990), (19, 13773780), (20, 13085091), (23, 11378340), (27, 9692660), (30, 8723394), (36, 7269495), (38, 6886890), (45, 5815596), (46, 5689170), (54, 4846330), (57, 4591260), (60, 4361697), (69, 3792780), (76, 3443445), (90, 2907798), (92, 2844585), (95, 2754756), (108, 2423165), (114, 2295630), (115, 2275668), (135, 1938532), (138, 1896390), (171, 1530420), (180, 1453899), (190, 1377378), (207, 1264260), (228, 1147815), (230, 1137834), (270, 969266), (276, 948195), (285, 918252), (342, 765210), (345, 758556), (380, 688689), (414, 632130), (437, 598860), (460, 568917), (513, 510140), (540, 484633), (570, 459126), (621, 421420), (684, 382605), (690, 379278), (828, 316065), (855, 306084), (874, 299430), (1026, 255070), (1035, 252852), (1109, 235980), (1140, 229563), (1242, 210710), (1311, 199620), (1380, 189639), (1710, 153042), (1748, 149715), (2052, 127535), (2070, 126426), (2185, 119772), (2218, 117990), (2484, 105355), (2565, 102028), (2622, 99810), (3105, 84284), (3327, 78660), (3420, 76521), (3933, 66540), (4140, 63213), (4370, 59886), (4436, 58995), (5130, 51014), (5244, 49905), (5545, 47196), (6210, 42142), (6555, 39924), (6654, 39330), (7866, 33270), (8740, 29943), (9981, 26220), (10260, 25507), (11090, 23598), (11799, 22180), (12420, 21071), (13110, 19962), (13308, 19665), (15732, 16635)]