42428672

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:120

約数の個数: 144

約数和(自身を含む): 106451520

約数和(自身を除く): 64022848

約数列:

[1, 2, 4, 8, 11, 13, 16, 19, 22, 26, 32, 38, 44, 52, 61, 64, 76, 88, 104, 122, 128, 143, 152, 176, 208, 209, 244, 247, 256, 286, 304, 352, 416, 418, 488, 494, 572, 608, 671, 704, 793, 832, 836, 976, 988, 1144, 1159, 1216, 1342, 1408, 1586, 1664, 1672, 1952, 1976, 2288, 2318, 2432, 2684, 2717, 2816, 3172, 3328, 3344, 3904, 3952, 4576, 4636, 4864, 5368, 5434, 6344, 6688, 7808, 7904, 8723, 9152, 9272, 10736, 10868, 12688, 12749, 13376, 15067, 15616, 15808, 17446, 18304, 18544, 21472, 21736, 25376, 25498, 26752, 30134, 31616, 34892, 36608, 37088, 42944, 43472, 50752, 50996, 53504, 60268, 63232, 69784, 74176, 85888, 86944, 101504, 101992, 120536, 139568, 148352, 165737, 171776, 173888, 203008, 203984, 241072, 279136, 296704, 331474, 347776, 407968, 482144, 558272, 662948, 695552, 815936, 964288, 1116544, 1325896, 1631872, 1928576, 2233088, 2651792, 3263744, 3857152, 5303584, 10607168, 21214336, 42428672]

約数ペア:

[(1, 42428672), (2, 21214336), (4, 10607168), (8, 5303584), (11, 3857152), (13, 3263744), (16, 2651792), (19, 2233088), (22, 1928576), (26, 1631872), (32, 1325896), (38, 1116544), (44, 964288), (52, 815936), (61, 695552), (64, 662948), (76, 558272), (88, 482144), (104, 407968), (122, 347776), (128, 331474), (143, 296704), (152, 279136), (176, 241072), (208, 203984), (209, 203008), (244, 173888), (247, 171776), (256, 165737), (286, 148352), (304, 139568), (352, 120536), (416, 101992), (418, 101504), (488, 86944), (494, 85888), (572, 74176), (608, 69784), (671, 63232), (704, 60268), (793, 53504), (832, 50996), (836, 50752), (976, 43472), (988, 42944), (1144, 37088), (1159, 36608), (1216, 34892), (1342, 31616), (1408, 30134), (1586, 26752), (1664, 25498), (1672, 25376), (1952, 21736), (1976, 21472), (2288, 18544), (2318, 18304), (2432, 17446), (2684, 15808), (2717, 15616), (2816, 15067), (3172, 13376), (3328, 12749), (3344, 12688), (3904, 10868), (3952, 10736), (4576, 9272), (4636, 9152), (4864, 8723), (5368, 7904), (5434, 7808), (6344, 6688)]