1564753664

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:326

約数の個数: 144

約数和(自身を含む): 3496711680

約数和(自身を除く): 1931958016

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 64, 71, 76, 92, 128, 142, 152, 184, 197, 256, 284, 304, 368, 394, 437, 568, 608, 736, 788, 874, 1136, 1216, 1349, 1472, 1576, 1633, 1748, 2272, 2432, 2698, 2944, 3152, 3266, 3496, 3743, 4531, 4544, 4864, 5396, 5888, 6304, 6532, 6992, 7486, 9062, 9088, 10792, 12608, 13064, 13984, 13987, 14972, 18124, 18176, 21584, 25216, 26128, 27968, 27974, 29944, 31027, 36248, 43168, 50432, 52256, 55936, 55948, 59888, 62054, 72496, 86089, 86336, 104512, 111872, 111896, 119776, 124108, 144992, 172178, 172672, 209024, 223792, 239552, 248216, 265753, 289984, 321701, 344356, 345344, 418048, 447584, 479104, 496432, 531506, 579968, 643402, 688712, 895168, 958208, 992864, 1063012, 1159936, 1286804, 1377424, 1790336, 1985728, 2126024, 2573608, 2754848, 3580672, 3971456, 4252048, 5147216, 5509696, 6112319, 7942912, 8504096, 10294432, 11019392, 12224638, 17008192, 20588864, 22038784, 24449276, 34016384, 41177728, 48898552, 68032768, 82355456, 97797104, 195594208, 391188416, 782376832, 1564753664]

約数ペア:

[(1, 1564753664), (2, 782376832), (4, 391188416), (8, 195594208), (16, 97797104), (19, 82355456), (23, 68032768), (32, 48898552), (38, 41177728), (46, 34016384), (64, 24449276), (71, 22038784), (76, 20588864), (92, 17008192), (128, 12224638), (142, 11019392), (152, 10294432), (184, 8504096), (197, 7942912), (256, 6112319), (284, 5509696), (304, 5147216), (368, 4252048), (394, 3971456), (437, 3580672), (568, 2754848), (608, 2573608), (736, 2126024), (788, 1985728), (874, 1790336), (1136, 1377424), (1216, 1286804), (1349, 1159936), (1472, 1063012), (1576, 992864), (1633, 958208), (1748, 895168), (2272, 688712), (2432, 643402), (2698, 579968), (2944, 531506), (3152, 496432), (3266, 479104), (3496, 447584), (3743, 418048), (4531, 345344), (4544, 344356), (4864, 321701), (5396, 289984), (5888, 265753), (6304, 248216), (6532, 239552), (6992, 223792), (7486, 209024), (9062, 172672), (9088, 172178), (10792, 144992), (12608, 124108), (13064, 119776), (13984, 111896), (13987, 111872), (14972, 104512), (18124, 86336), (18176, 86089), (21584, 72496), (25216, 62054), (26128, 59888), (27968, 55948), (27974, 55936), (29944, 52256), (31027, 50432), (36248, 43168)]