31307136

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{613}}^1$

素因数の和:656

約数の個数: 128

約数和(自身を含む): 100204800

約数和(自身を除く): 68897664

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 32, 38, 42, 48, 56, 57, 64, 76, 84, 96, 112, 114, 128, 133, 152, 168, 192, 224, 228, 266, 304, 336, 384, 399, 448, 456, 532, 608, 613, 672, 798, 896, 912, 1064, 1216, 1226, 1344, 1596, 1824, 1839, 2128, 2432, 2452, 2688, 3192, 3648, 3678, 4256, 4291, 4904, 6384, 7296, 7356, 8512, 8582, 9808, 11647, 12768, 12873, 14712, 17024, 17164, 19616, 23294, 25536, 25746, 29424, 34328, 34941, 39232, 46588, 51072, 51492, 58848, 68656, 69882, 78464, 81529, 93176, 102984, 117696, 137312, 139764, 163058, 186352, 205968, 235392, 244587, 274624, 279528, 326116, 372704, 411936, 489174, 549248, 559056, 652232, 745408, 823872, 978348, 1118112, 1304464, 1490816, 1647744, 1956696, 2236224, 2608928, 3913392, 4472448, 5217856, 7826784, 10435712, 15653568, 31307136]

約数ペア:

[(1, 31307136), (2, 15653568), (3, 10435712), (4, 7826784), (6, 5217856), (7, 4472448), (8, 3913392), (12, 2608928), (14, 2236224), (16, 1956696), (19, 1647744), (21, 1490816), (24, 1304464), (28, 1118112), (32, 978348), (38, 823872), (42, 745408), (48, 652232), (56, 559056), (57, 549248), (64, 489174), (76, 411936), (84, 372704), (96, 326116), (112, 279528), (114, 274624), (128, 244587), (133, 235392), (152, 205968), (168, 186352), (192, 163058), (224, 139764), (228, 137312), (266, 117696), (304, 102984), (336, 93176), (384, 81529), (399, 78464), (448, 69882), (456, 68656), (532, 58848), (608, 51492), (613, 51072), (672, 46588), (798, 39232), (896, 34941), (912, 34328), (1064, 29424), (1216, 25746), (1226, 25536), (1344, 23294), (1596, 19616), (1824, 17164), (1839, 17024), (2128, 14712), (2432, 12873), (2452, 12768), (2688, 11647), (3192, 9808), (3648, 8582), (3678, 8512), (4256, 7356), (4291, 7296), (4904, 6384)]