331252080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{72643}}^1$

素因数の和:72678

約数の個数: 80

約数和(自身を含む): 1080942720

約数和(自身を除く): 749690640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 72643, 145286, 217929, 290572, 363215, 435858, 581144, 726430, 871716, 1089645, 1162288, 1380217, 1452860, 1743432, 2179290, 2760434, 2905720, 3486864, 4140651, 4358580, 5520868, 5811440, 6901085, 8281302, 8717160, 11041736, 13802170, 16562604, 17434320, 20703255, 22083472, 27604340, 33125208, 41406510, 55208680, 66250416, 82813020, 110417360, 165626040, 331252080]

約数ペア:

[(1, 331252080), (2, 165626040), (3, 110417360), (4, 82813020), (5, 66250416), (6, 55208680), (8, 41406510), (10, 33125208), (12, 27604340), (15, 22083472), (16, 20703255), (19, 17434320), (20, 16562604), (24, 13802170), (30, 11041736), (38, 8717160), (40, 8281302), (48, 6901085), (57, 5811440), (60, 5520868), (76, 4358580), (80, 4140651), (95, 3486864), (114, 2905720), (120, 2760434), (152, 2179290), (190, 1743432), (228, 1452860), (240, 1380217), (285, 1162288), (304, 1089645), (380, 871716), (456, 726430), (570, 581144), (760, 435858), (912, 363215), (1140, 290572), (1520, 217929), (2280, 145286), (4560, 72643)]