261859584

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{727}}^1$

素因数の和:820

約数の個数: 144

約数和(自身を含む): 809489408

約数和(自身を除く): 547629824

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 67, 84, 96, 112, 128, 134, 168, 192, 201, 224, 256, 268, 336, 384, 402, 448, 469, 536, 672, 727, 768, 804, 896, 938, 1072, 1344, 1407, 1454, 1608, 1792, 1876, 2144, 2181, 2688, 2814, 2908, 3216, 3752, 4288, 4362, 5089, 5376, 5628, 5816, 6432, 7504, 8576, 8724, 10178, 11256, 11632, 12864, 15008, 15267, 17152, 17448, 20356, 22512, 23264, 25728, 30016, 30534, 34896, 40712, 45024, 46528, 48709, 51456, 60032, 61068, 69792, 81424, 90048, 93056, 97418, 120064, 122136, 139584, 146127, 162848, 180096, 186112, 194836, 244272, 279168, 292254, 325696, 340963, 360192, 389672, 488544, 558336, 584508, 651392, 681926, 779344, 977088, 1022889, 1169016, 1302784, 1363852, 1558688, 1954176, 2045778, 2338032, 2727704, 3117376, 3908352, 4091556, 4676064, 5455408, 6234752, 8183112, 9352128, 10910816, 12469504, 16366224, 18704256, 21821632, 32732448, 37408512, 43643264, 65464896, 87286528, 130929792, 261859584]

約数ペア:

[(1, 261859584), (2, 130929792), (3, 87286528), (4, 65464896), (6, 43643264), (7, 37408512), (8, 32732448), (12, 21821632), (14, 18704256), (16, 16366224), (21, 12469504), (24, 10910816), (28, 9352128), (32, 8183112), (42, 6234752), (48, 5455408), (56, 4676064), (64, 4091556), (67, 3908352), (84, 3117376), (96, 2727704), (112, 2338032), (128, 2045778), (134, 1954176), (168, 1558688), (192, 1363852), (201, 1302784), (224, 1169016), (256, 1022889), (268, 977088), (336, 779344), (384, 681926), (402, 651392), (448, 584508), (469, 558336), (536, 488544), (672, 389672), (727, 360192), (768, 340963), (804, 325696), (896, 292254), (938, 279168), (1072, 244272), (1344, 194836), (1407, 186112), (1454, 180096), (1608, 162848), (1792, 146127), (1876, 139584), (2144, 122136), (2181, 120064), (2688, 97418), (2814, 93056), (2908, 90048), (3216, 81424), (3752, 69792), (4288, 61068), (4362, 60032), (5089, 51456), (5376, 48709), (5628, 46528), (5816, 45024), (6432, 40712), (7504, 34896), (8576, 30534), (8724, 30016), (10178, 25728), (11256, 23264), (11632, 22512), (12864, 20356), (15008, 17448), (15267, 17152)]