1664858040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{105907}}^1$

素因数の和:106052

約数の個数: 64

約数和(自身を含む): 5032748160

約数和(自身を除く): 3367890120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 131, 262, 393, 524, 655, 786, 1048, 1310, 1572, 1965, 2620, 3144, 3930, 5240, 7860, 15720, 105907, 211814, 317721, 423628, 529535, 635442, 847256, 1059070, 1270884, 1588605, 2118140, 2541768, 3177210, 4236280, 6354420, 12708840, 13873817, 27747634, 41621451, 55495268, 69369085, 83242902, 110990536, 138738170, 166485804, 208107255, 277476340, 332971608, 416214510, 554952680, 832429020, 1664858040]

約数ペア:

[(1, 1664858040), (2, 832429020), (3, 554952680), (4, 416214510), (5, 332971608), (6, 277476340), (8, 208107255), (10, 166485804), (12, 138738170), (15, 110990536), (20, 83242902), (24, 69369085), (30, 55495268), (40, 41621451), (60, 27747634), (120, 13873817), (131, 12708840), (262, 6354420), (393, 4236280), (524, 3177210), (655, 2541768), (786, 2118140), (1048, 1588605), (1310, 1270884), (1572, 1059070), (1965, 847256), (2620, 635442), (3144, 529535), (3930, 423628), (5240, 317721), (7860, 211814), (15720, 105907)]