7761871120

素因数分解:

$2^4\times 5^1\times {\mathrm{151}}^1\times {\mathrm{409}}^1\times {\mathrm{1571}}^1$

素因数の和:2144

約数の個数: 80

約数和(自身を含む): 18221869440

約数和(自身を除く): 10459998320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 151, 302, 409, 604, 755, 818, 1208, 1510, 1571, 1636, 2045, 2416, 3020, 3142, 3272, 4090, 6040, 6284, 6544, 7855, 8180, 12080, 12568, 15710, 16360, 25136, 31420, 32720, 61759, 62840, 123518, 125680, 237221, 247036, 308795, 474442, 494072, 617590, 642539, 948884, 988144, 1186105, 1235180, 1285078, 1897768, 2372210, 2470360, 2570156, 3212695, 3795536, 4744420, 4940720, 5140312, 6425390, 9488840, 10280624, 12850780, 18977680, 25701560, 51403120, 97023389, 194046778, 388093556, 485116945, 776187112, 970233890, 1552374224, 1940467780, 3880935560, 7761871120]

約数ペア:

[(1, 7761871120), (2, 3880935560), (4, 1940467780), (5, 1552374224), (8, 970233890), (10, 776187112), (16, 485116945), (20, 388093556), (40, 194046778), (80, 97023389), (151, 51403120), (302, 25701560), (409, 18977680), (604, 12850780), (755, 10280624), (818, 9488840), (1208, 6425390), (1510, 5140312), (1571, 4940720), (1636, 4744420), (2045, 3795536), (2416, 3212695), (3020, 2570156), (3142, 2470360), (3272, 2372210), (4090, 1897768), (6040, 1285078), (6284, 1235180), (6544, 1186105), (7855, 988144), (8180, 948884), (12080, 642539), (12568, 617590), (15710, 494072), (16360, 474442), (25136, 308795), (31420, 247036), (32720, 237221), (61759, 125680), (62840, 123518)]