641528064

素因数分解:

$2^8\times 3^2\times {\mathrm{383}}^1\times {\mathrm{727}}^1$

素因数の和:1132

約数の個数: 108

約数和(自身を含む): 1857063936

約数和(自身を除く): 1215535872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 383, 384, 576, 727, 766, 768, 1149, 1152, 1454, 1532, 2181, 2298, 2304, 2908, 3064, 3447, 4362, 4596, 5816, 6128, 6543, 6894, 8724, 9192, 11632, 12256, 13086, 13788, 17448, 18384, 23264, 24512, 26172, 27576, 34896, 36768, 46528, 49024, 52344, 55152, 69792, 73536, 93056, 98048, 104688, 110304, 139584, 147072, 186112, 209376, 220608, 278441, 279168, 294144, 418752, 441216, 556882, 558336, 835323, 837504, 882432, 1113764, 1670646, 1675008, 2227528, 2505969, 3341292, 4455056, 5011938, 6682584, 8910112, 10023876, 13365168, 17820224, 20047752, 26730336, 35640448, 40095504, 53460672, 71280896, 80191008, 106921344, 160382016, 213842688, 320764032, 641528064]

約数ペア:

[(1, 641528064), (2, 320764032), (3, 213842688), (4, 160382016), (6, 106921344), (8, 80191008), (9, 71280896), (12, 53460672), (16, 40095504), (18, 35640448), (24, 26730336), (32, 20047752), (36, 17820224), (48, 13365168), (64, 10023876), (72, 8910112), (96, 6682584), (128, 5011938), (144, 4455056), (192, 3341292), (256, 2505969), (288, 2227528), (383, 1675008), (384, 1670646), (576, 1113764), (727, 882432), (766, 837504), (768, 835323), (1149, 558336), (1152, 556882), (1454, 441216), (1532, 418752), (2181, 294144), (2298, 279168), (2304, 278441), (2908, 220608), (3064, 209376), (3447, 186112), (4362, 147072), (4596, 139584), (5816, 110304), (6128, 104688), (6543, 98048), (6894, 93056), (8724, 73536), (9192, 69792), (11632, 55152), (12256, 52344), (13086, 49024), (13788, 46528), (17448, 36768), (18384, 34896), (23264, 27576), (24512, 26172)]