1570720120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{13687}}^1$

素因数の和:13868

約数の個数: 64

約数和(自身を含む): 3745036800

約数和(自身を除く): 2174316680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 151, 152, 190, 302, 380, 604, 755, 760, 1208, 1510, 2869, 3020, 5738, 6040, 11476, 13687, 14345, 22952, 27374, 28690, 54748, 57380, 68435, 109496, 114760, 136870, 260053, 273740, 520106, 547480, 1040212, 1300265, 2066737, 2080424, 2600530, 4133474, 5201060, 8266948, 10333685, 10402120, 16533896, 20667370, 39268003, 41334740, 78536006, 82669480, 157072012, 196340015, 314144024, 392680030, 785360060, 1570720120]

約数ペア:

[(1, 1570720120), (2, 785360060), (4, 392680030), (5, 314144024), (8, 196340015), (10, 157072012), (19, 82669480), (20, 78536006), (38, 41334740), (40, 39268003), (76, 20667370), (95, 16533896), (151, 10402120), (152, 10333685), (190, 8266948), (302, 5201060), (380, 4133474), (604, 2600530), (755, 2080424), (760, 2066737), (1208, 1300265), (1510, 1040212), (2869, 547480), (3020, 520106), (5738, 273740), (6040, 260053), (11476, 136870), (13687, 114760), (14345, 109496), (22952, 68435), (27374, 57380), (28690, 54748)]