15702737720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{291007}}^1$

素因数の和:291108

約数の個数: 64

約数和(自身を含む): 37714636800

約数和(自身を除く): 22011899080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 71, 76, 95, 142, 152, 190, 284, 355, 380, 568, 710, 760, 1349, 1420, 2698, 2840, 5396, 6745, 10792, 13490, 26980, 53960, 291007, 582014, 1164028, 1455035, 2328056, 2910070, 5529133, 5820140, 11058266, 11640280, 20661497, 22116532, 27645665, 41322994, 44233064, 55291330, 82645988, 103307485, 110582660, 165291976, 206614970, 221165320, 392568443, 413229940, 785136886, 826459880, 1570273772, 1962842215, 3140547544, 3925684430, 7851368860, 15702737720]

約数ペア:

[(1, 15702737720), (2, 7851368860), (4, 3925684430), (5, 3140547544), (8, 1962842215), (10, 1570273772), (19, 826459880), (20, 785136886), (38, 413229940), (40, 392568443), (71, 221165320), (76, 206614970), (95, 165291976), (142, 110582660), (152, 103307485), (190, 82645988), (284, 55291330), (355, 44233064), (380, 41322994), (568, 27645665), (710, 22116532), (760, 20661497), (1349, 11640280), (1420, 11058266), (2698, 5820140), (2840, 5529133), (5396, 2910070), (6745, 2328056), (10792, 1455035), (13490, 1164028), (26980, 582014), (53960, 291007)]