398647109888

素因数分解:

$2^8\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{359}}^1\times {\mathrm{641}}^1$

素因数の和:1184

約数の個数: 144

約数和(自身を含む): 819157691520

約数和(自身を除く): 420510581632

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 101, 128, 134, 202, 256, 268, 359, 404, 536, 641, 718, 808, 1072, 1282, 1436, 1616, 2144, 2564, 2872, 3232, 4288, 5128, 5744, 6464, 6767, 8576, 10256, 11488, 12928, 13534, 17152, 20512, 22976, 24053, 25856, 27068, 36259, 41024, 42947, 45952, 48106, 54136, 64741, 72518, 82048, 85894, 91904, 96212, 108272, 129482, 145036, 164096, 171788, 192424, 216544, 230119, 258964, 290072, 343576, 384848, 433088, 460238, 517928, 580144, 687152, 769696, 866176, 920476, 1035856, 1160288, 1374304, 1539392, 1732352, 1840952, 2071712, 2320576, 2429353, 2748608, 3078784, 3681904, 4143424, 4337647, 4641152, 4858706, 5497216, 6157568, 7363808, 8286848, 8675294, 9282304, 9717412, 10994432, 14727616, 15417973, 16573696, 17350588, 19434824, 23242019, 29455232, 30835946, 34701176, 38869648, 46484038, 58910464, 61671892, 69402352, 77739296, 92968076, 123343784, 138804704, 155478592, 185936152, 246687568, 277609408, 310957184, 371872304, 493375136, 555218816, 621914368, 743744608, 986750272, 1110437632, 1487489216, 1557215273, 1973500544, 2974978432, 3114430546, 3947001088, 5949956864, 6228861092, 12457722184, 24915444368, 49830888736, 99661777472, 199323554944, 398647109888]

約数ペア:

[(1, 398647109888), (2, 199323554944), (4, 99661777472), (8, 49830888736), (16, 24915444368), (32, 12457722184), (64, 6228861092), (67, 5949956864), (101, 3947001088), (128, 3114430546), (134, 2974978432), (202, 1973500544), (256, 1557215273), (268, 1487489216), (359, 1110437632), (404, 986750272), (536, 743744608), (641, 621914368), (718, 555218816), (808, 493375136), (1072, 371872304), (1282, 310957184), (1436, 277609408), (1616, 246687568), (2144, 185936152), (2564, 155478592), (2872, 138804704), (3232, 123343784), (4288, 92968076), (5128, 77739296), (5744, 69402352), (6464, 61671892), (6767, 58910464), (8576, 46484038), (10256, 38869648), (11488, 34701176), (12928, 30835946), (13534, 29455232), (17152, 23242019), (20512, 19434824), (22976, 17350588), (24053, 16573696), (25856, 15417973), (27068, 14727616), (36259, 10994432), (41024, 9717412), (42947, 9282304), (45952, 8675294), (48106, 8286848), (54136, 7363808), (64741, 6157568), (72518, 5497216), (82048, 4858706), (85894, 4641152), (91904, 4337647), (96212, 4143424), (108272, 3681904), (129482, 3078784), (145036, 2748608), (164096, 2429353), (171788, 2320576), (192424, 2071712), (216544, 1840952), (230119, 1732352), (258964, 1539392), (290072, 1374304), (343576, 1160288), (384848, 1035856), (433088, 920476), (460238, 866176), (517928, 769696), (580144, 687152)]