256376256

素因数分解:

$2^6\times 3^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{239}}^1$

素因数の和:442

約数の個数: 112

約数和(自身を含む): 704209920

約数和(自身を除く): 447833664

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 37, 48, 64, 74, 96, 111, 148, 151, 192, 222, 239, 296, 302, 444, 453, 478, 592, 604, 717, 888, 906, 956, 1184, 1208, 1434, 1776, 1812, 1912, 2368, 2416, 2868, 3552, 3624, 3824, 4832, 5587, 5736, 7104, 7248, 7648, 8843, 9664, 11174, 11472, 14496, 15296, 16761, 17686, 22348, 22944, 26529, 28992, 33522, 35372, 36089, 44696, 45888, 53058, 67044, 70744, 72178, 89392, 106116, 108267, 134088, 141488, 144356, 178784, 212232, 216534, 268176, 282976, 288712, 357568, 424464, 433068, 536352, 565952, 577424, 848928, 866136, 1072704, 1154848, 1335293, 1697856, 1732272, 2309696, 2670586, 3464544, 4005879, 5341172, 6929088, 8011758, 10682344, 16023516, 21364688, 32047032, 42729376, 64094064, 85458752, 128188128, 256376256]

約数ペア:

[(1, 256376256), (2, 128188128), (3, 85458752), (4, 64094064), (6, 42729376), (8, 32047032), (12, 21364688), (16, 16023516), (24, 10682344), (32, 8011758), (37, 6929088), (48, 5341172), (64, 4005879), (74, 3464544), (96, 2670586), (111, 2309696), (148, 1732272), (151, 1697856), (192, 1335293), (222, 1154848), (239, 1072704), (296, 866136), (302, 848928), (444, 577424), (453, 565952), (478, 536352), (592, 433068), (604, 424464), (717, 357568), (888, 288712), (906, 282976), (956, 268176), (1184, 216534), (1208, 212232), (1434, 178784), (1776, 144356), (1812, 141488), (1912, 134088), (2368, 108267), (2416, 106116), (2868, 89392), (3552, 72178), (3624, 70744), (3824, 67044), (4832, 53058), (5587, 45888), (5736, 44696), (7104, 36089), (7248, 35372), (7648, 33522), (8843, 28992), (9664, 26529), (11174, 22944), (11472, 22348), (14496, 17686), (15296, 16761)]