308645880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{7963}}^1$

素因数の和:8013

約数の個数: 128

約数和(自身を含む): 1032134400

約数和(自身を除く): 723488520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 19, 20, 24, 30, 34, 38, 40, 51, 57, 60, 68, 76, 85, 95, 102, 114, 120, 136, 152, 170, 190, 204, 228, 255, 285, 323, 340, 380, 408, 456, 510, 570, 646, 680, 760, 969, 1020, 1140, 1292, 1615, 1938, 2040, 2280, 2584, 3230, 3876, 4845, 6460, 7752, 7963, 9690, 12920, 15926, 19380, 23889, 31852, 38760, 39815, 47778, 63704, 79630, 95556, 119445, 135371, 151297, 159260, 191112, 238890, 270742, 302594, 318520, 406113, 453891, 477780, 541484, 605188, 676855, 756485, 812226, 907782, 955560, 1082968, 1210376, 1353710, 1512970, 1624452, 1815564, 2030565, 2269455, 2572049, 2707420, 3025940, 3248904, 3631128, 4061130, 4538910, 5144098, 5414840, 6051880, 7716147, 8122260, 9077820, 10288196, 12860245, 15432294, 16244520, 18155640, 20576392, 25720490, 30864588, 38580735, 51440980, 61729176, 77161470, 102881960, 154322940, 308645880]

約数ペア:

[(1, 308645880), (2, 154322940), (3, 102881960), (4, 77161470), (5, 61729176), (6, 51440980), (8, 38580735), (10, 30864588), (12, 25720490), (15, 20576392), (17, 18155640), (19, 16244520), (20, 15432294), (24, 12860245), (30, 10288196), (34, 9077820), (38, 8122260), (40, 7716147), (51, 6051880), (57, 5414840), (60, 5144098), (68, 4538910), (76, 4061130), (85, 3631128), (95, 3248904), (102, 3025940), (114, 2707420), (120, 2572049), (136, 2269455), (152, 2030565), (170, 1815564), (190, 1624452), (204, 1512970), (228, 1353710), (255, 1210376), (285, 1082968), (323, 955560), (340, 907782), (380, 812226), (408, 756485), (456, 676855), (510, 605188), (570, 541484), (646, 477780), (680, 453891), (760, 406113), (969, 318520), (1020, 302594), (1140, 270742), (1292, 238890), (1615, 191112), (1938, 159260), (2040, 151297), (2280, 135371), (2584, 119445), (3230, 95556), (3876, 79630), (4845, 63704), (6460, 47778), (7752, 39815), (7963, 38760), (9690, 31852), (12920, 23889), (15926, 19380)]