128787672

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:313

約数の個数: 128

約数和(自身を含む): 367234560

約数和(自身を除く): 238446888

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 23, 24, 26, 39, 46, 52, 69, 78, 92, 104, 131, 137, 138, 156, 184, 262, 274, 276, 299, 312, 393, 411, 524, 548, 552, 598, 786, 822, 897, 1048, 1096, 1196, 1572, 1644, 1703, 1781, 1794, 2392, 3013, 3144, 3151, 3288, 3406, 3562, 3588, 5109, 5343, 6026, 6302, 6812, 7124, 7176, 9039, 9453, 10218, 10686, 12052, 12604, 13624, 14248, 17947, 18078, 18906, 20436, 21372, 24104, 25208, 35894, 36156, 37812, 39169, 40872, 40963, 42744, 53841, 71788, 72312, 75624, 78338, 81926, 107682, 117507, 122889, 143576, 156676, 163852, 215364, 233311, 235014, 245778, 313352, 327704, 412781, 430728, 466622, 470028, 491556, 699933, 825562, 933244, 940056, 983112, 1238343, 1399866, 1651124, 1866488, 2476686, 2799732, 3302248, 4953372, 5366153, 5599464, 9906744, 10732306, 16098459, 21464612, 32196918, 42929224, 64393836, 128787672]

約数ペア:

[(1, 128787672), (2, 64393836), (3, 42929224), (4, 32196918), (6, 21464612), (8, 16098459), (12, 10732306), (13, 9906744), (23, 5599464), (24, 5366153), (26, 4953372), (39, 3302248), (46, 2799732), (52, 2476686), (69, 1866488), (78, 1651124), (92, 1399866), (104, 1238343), (131, 983112), (137, 940056), (138, 933244), (156, 825562), (184, 699933), (262, 491556), (274, 470028), (276, 466622), (299, 430728), (312, 412781), (393, 327704), (411, 313352), (524, 245778), (548, 235014), (552, 233311), (598, 215364), (786, 163852), (822, 156676), (897, 143576), (1048, 122889), (1096, 117507), (1196, 107682), (1572, 81926), (1644, 78338), (1703, 75624), (1781, 72312), (1794, 71788), (2392, 53841), (3013, 42744), (3144, 40963), (3151, 40872), (3288, 39169), (3406, 37812), (3562, 36156), (3588, 35894), (5109, 25208), (5343, 24104), (6026, 21372), (6302, 20436), (6812, 18906), (7124, 18078), (7176, 17947), (9039, 14248), (9453, 13624), (10218, 12604), (10686, 12052)]