256832688

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{283}}^1$

素因数の和:411

約数の個数: 160

約数和(自身を含む): 792219136

約数和(自身を除く): 535386448

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 37, 42, 48, 56, 73, 74, 84, 111, 112, 146, 148, 168, 219, 222, 259, 283, 292, 296, 336, 438, 444, 511, 518, 566, 584, 592, 777, 849, 876, 888, 1022, 1036, 1132, 1168, 1533, 1554, 1698, 1752, 1776, 1981, 2044, 2072, 2264, 2701, 3066, 3108, 3396, 3504, 3962, 4088, 4144, 4528, 5402, 5943, 6132, 6216, 6792, 7924, 8103, 8176, 10471, 10804, 11886, 12264, 12432, 13584, 15848, 16206, 18907, 20659, 20942, 21608, 23772, 24528, 31413, 31696, 32412, 37814, 41318, 41884, 43216, 47544, 56721, 61977, 62826, 64824, 73297, 75628, 82636, 83768, 95088, 113442, 123954, 125652, 129648, 144613, 146594, 151256, 165272, 167536, 219891, 226884, 247908, 251304, 289226, 293188, 302512, 330544, 433839, 439782, 453768, 495816, 502608, 578452, 586376, 764383, 867678, 879564, 907536, 991632, 1156904, 1172752, 1528766, 1735356, 1759128, 2293149, 2313808, 3057532, 3470712, 3518256, 4586298, 5350681, 6115064, 6941424, 9172596, 10701362, 12230128, 16052043, 18345192, 21402724, 32104086, 36690384, 42805448, 64208172, 85610896, 128416344, 256832688]

約数ペア:

[(1, 256832688), (2, 128416344), (3, 85610896), (4, 64208172), (6, 42805448), (7, 36690384), (8, 32104086), (12, 21402724), (14, 18345192), (16, 16052043), (21, 12230128), (24, 10701362), (28, 9172596), (37, 6941424), (42, 6115064), (48, 5350681), (56, 4586298), (73, 3518256), (74, 3470712), (84, 3057532), (111, 2313808), (112, 2293149), (146, 1759128), (148, 1735356), (168, 1528766), (219, 1172752), (222, 1156904), (259, 991632), (283, 907536), (292, 879564), (296, 867678), (336, 764383), (438, 586376), (444, 578452), (511, 502608), (518, 495816), (566, 453768), (584, 439782), (592, 433839), (777, 330544), (849, 302512), (876, 293188), (888, 289226), (1022, 251304), (1036, 247908), (1132, 226884), (1168, 219891), (1533, 167536), (1554, 165272), (1698, 151256), (1752, 146594), (1776, 144613), (1981, 129648), (2044, 125652), (2072, 123954), (2264, 113442), (2701, 95088), (3066, 83768), (3108, 82636), (3396, 75628), (3504, 73297), (3962, 64824), (4088, 62826), (4144, 61977), (4528, 56721), (5402, 47544), (5943, 43216), (6132, 41884), (6216, 41318), (6792, 37814), (7924, 32412), (8103, 31696), (8176, 31413), (10471, 24528), (10804, 23772), (11886, 21608), (12264, 20942), (12432, 20659), (13584, 18907), (15848, 16206)]