668548480

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^2\times {\mathrm{1087}}^1$

素因数の和:1168

約数の個数: 96

約数和(自身を含む): 1652987520

約数和(自身を除く): 984439040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 961, 992, 1087, 1240, 1922, 1984, 2174, 2480, 3844, 3968, 4348, 4805, 4960, 5435, 7688, 8696, 9610, 9920, 10870, 15376, 17392, 19220, 19840, 21740, 30752, 33697, 34784, 38440, 43480, 61504, 67394, 69568, 76880, 86960, 123008, 134788, 139136, 153760, 168485, 173920, 269576, 307520, 336970, 347840, 539152, 615040, 673940, 695680, 1044607, 1078304, 1347880, 2089214, 2156608, 2695760, 4178428, 4313216, 5223035, 5391520, 8356856, 10446070, 10783040, 16713712, 20892140, 21566080, 33427424, 41784280, 66854848, 83568560, 133709696, 167137120, 334274240, 668548480]

約数ペア:

[(1, 668548480), (2, 334274240), (4, 167137120), (5, 133709696), (8, 83568560), (10, 66854848), (16, 41784280), (20, 33427424), (31, 21566080), (32, 20892140), (40, 16713712), (62, 10783040), (64, 10446070), (80, 8356856), (124, 5391520), (128, 5223035), (155, 4313216), (160, 4178428), (248, 2695760), (310, 2156608), (320, 2089214), (496, 1347880), (620, 1078304), (640, 1044607), (961, 695680), (992, 673940), (1087, 615040), (1240, 539152), (1922, 347840), (1984, 336970), (2174, 307520), (2480, 269576), (3844, 173920), (3968, 168485), (4348, 153760), (4805, 139136), (4960, 134788), (5435, 123008), (7688, 86960), (8696, 76880), (9610, 69568), (9920, 67394), (10870, 61504), (15376, 43480), (17392, 38440), (19220, 34784), (19840, 33697), (21740, 30752)]