816287880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{2371}}^1$

素因数の和:2555

約数の個数: 128

約数和(自身を含む): 2595916800

約数和(自身を除く): 1779628920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 151, 152, 190, 228, 285, 302, 380, 453, 456, 570, 604, 755, 760, 906, 1140, 1208, 1510, 1812, 2265, 2280, 2371, 2869, 3020, 3624, 4530, 4742, 5738, 6040, 7113, 8607, 9060, 9484, 11476, 11855, 14226, 14345, 17214, 18120, 18968, 22952, 23710, 28452, 28690, 34428, 35565, 43035, 45049, 47420, 56904, 57380, 68856, 71130, 86070, 90098, 94840, 114760, 135147, 142260, 172140, 180196, 225245, 270294, 284520, 344280, 358021, 360392, 450490, 540588, 675735, 716042, 900980, 1074063, 1081176, 1351470, 1432084, 1790105, 1801960, 2148126, 2702940, 2864168, 3580210, 4296252, 5370315, 5405880, 6802399, 7160420, 8592504, 10740630, 13604798, 14320840, 20407197, 21481260, 27209596, 34011995, 40814394, 42962520, 54419192, 68023990, 81628788, 102035985, 136047980, 163257576, 204071970, 272095960, 408143940, 816287880]

約数ペア:

[(1, 816287880), (2, 408143940), (3, 272095960), (4, 204071970), (5, 163257576), (6, 136047980), (8, 102035985), (10, 81628788), (12, 68023990), (15, 54419192), (19, 42962520), (20, 40814394), (24, 34011995), (30, 27209596), (38, 21481260), (40, 20407197), (57, 14320840), (60, 13604798), (76, 10740630), (95, 8592504), (114, 7160420), (120, 6802399), (151, 5405880), (152, 5370315), (190, 4296252), (228, 3580210), (285, 2864168), (302, 2702940), (380, 2148126), (453, 1801960), (456, 1790105), (570, 1432084), (604, 1351470), (755, 1081176), (760, 1074063), (906, 900980), (1140, 716042), (1208, 675735), (1510, 540588), (1812, 450490), (2265, 360392), (2280, 358021), (2371, 344280), (2869, 284520), (3020, 270294), (3624, 225245), (4530, 180196), (4742, 172140), (5738, 142260), (6040, 135147), (7113, 114760), (8607, 94840), (9060, 90098), (9484, 86070), (11476, 71130), (11855, 68856), (14226, 57380), (14345, 56904), (17214, 47420), (18120, 45049), (18968, 43035), (22952, 35565), (23710, 34428), (28452, 28690)]