1288857594256

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{236813}}^1\times {\mathrm{17903}}^1$

素因数の和:254743

約数の個数: 40

約数和(自身を含む): 2628749070720

約数和(自身を除く): 1339891476464

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 17903, 35806, 71612, 143224, 236813, 286448, 340157, 473626, 680314, 947252, 1360628, 1894504, 2721256, 3789008, 4499447, 5442512, 8998894, 17997788, 35995576, 71991152, 4239663139, 8479326278, 16958652556, 33917305112, 67834610224, 80553599641, 161107199282, 322214398564, 644428797128, 1288857594256]

約数ペア:

[(1, 1288857594256), (2, 644428797128), (4, 322214398564), (8, 161107199282), (16, 80553599641), (19, 67834610224), (38, 33917305112), (76, 16958652556), (152, 8479326278), (304, 4239663139), (17903, 71991152), (35806, 35995576), (71612, 17997788), (143224, 8998894), (236813, 5442512), (286448, 4499447), (340157, 3789008), (473626, 2721256), (680314, 1894504), (947252, 1360628)]