890270080

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{10459}}^1$

素因数の和:10504

約数の個数: 128

約数和(自身を含む): 2560608000

約数和(自身を除く): 1670337920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 128, 133, 140, 152, 160, 190, 224, 266, 280, 304, 320, 380, 448, 532, 560, 608, 640, 665, 760, 896, 1064, 1120, 1216, 1330, 1520, 2128, 2240, 2432, 2660, 3040, 4256, 4480, 5320, 6080, 8512, 10459, 10640, 12160, 17024, 20918, 21280, 41836, 42560, 52295, 73213, 83672, 85120, 104590, 146426, 167344, 198721, 209180, 292852, 334688, 366065, 397442, 418360, 585704, 669376, 732130, 794884, 836720, 993605, 1171408, 1338752, 1391047, 1464260, 1589768, 1673440, 1987210, 2342816, 2782094, 2928520, 3179536, 3346880, 3974420, 4685632, 5564188, 5857040, 6359072, 6693760, 6955235, 7948840, 9371264, 11128376, 11714080, 12718144, 13910470, 15897680, 22256752, 23428160, 25436288, 27820940, 31795360, 44513504, 46856320, 55641880, 63590720, 89027008, 111283760, 127181440, 178054016, 222567520, 445135040, 890270080]

約数ペア:

[(1, 890270080), (2, 445135040), (4, 222567520), (5, 178054016), (7, 127181440), (8, 111283760), (10, 89027008), (14, 63590720), (16, 55641880), (19, 46856320), (20, 44513504), (28, 31795360), (32, 27820940), (35, 25436288), (38, 23428160), (40, 22256752), (56, 15897680), (64, 13910470), (70, 12718144), (76, 11714080), (80, 11128376), (95, 9371264), (112, 7948840), (128, 6955235), (133, 6693760), (140, 6359072), (152, 5857040), (160, 5564188), (190, 4685632), (224, 3974420), (266, 3346880), (280, 3179536), (304, 2928520), (320, 2782094), (380, 2342816), (448, 1987210), (532, 1673440), (560, 1589768), (608, 1464260), (640, 1391047), (665, 1338752), (760, 1171408), (896, 993605), (1064, 836720), (1120, 794884), (1216, 732130), (1330, 669376), (1520, 585704), (2128, 418360), (2240, 397442), (2432, 366065), (2660, 334688), (3040, 292852), (4256, 209180), (4480, 198721), (5320, 167344), (6080, 146426), (8512, 104590), (10459, 85120), (10640, 83672), (12160, 73213), (17024, 52295), (20918, 42560), (21280, 41836)]