321820776

素因数分解:

$2^3\times 3^4\times {\mathrm{197}}^1\times {\mathrm{2521}}^1$

素因数の和:2736

約数の個数: 80

約数和(自身を含む): 906331140

約数和(自身を除く): 584510364

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 197, 216, 324, 394, 591, 648, 788, 1182, 1576, 1773, 2364, 2521, 3546, 4728, 5042, 5319, 7092, 7563, 10084, 10638, 14184, 15126, 15957, 20168, 21276, 22689, 30252, 31914, 42552, 45378, 60504, 63828, 68067, 90756, 127656, 136134, 181512, 204201, 272268, 408402, 496637, 544536, 816804, 993274, 1489911, 1633608, 1986548, 2979822, 3973096, 4469733, 5959644, 8939466, 11919288, 13409199, 17878932, 26818398, 35757864, 40227597, 53636796, 80455194, 107273592, 160910388, 321820776]

約数ペア:

[(1, 321820776), (2, 160910388), (3, 107273592), (4, 80455194), (6, 53636796), (8, 40227597), (9, 35757864), (12, 26818398), (18, 17878932), (24, 13409199), (27, 11919288), (36, 8939466), (54, 5959644), (72, 4469733), (81, 3973096), (108, 2979822), (162, 1986548), (197, 1633608), (216, 1489911), (324, 993274), (394, 816804), (591, 544536), (648, 496637), (788, 408402), (1182, 272268), (1576, 204201), (1773, 181512), (2364, 136134), (2521, 127656), (3546, 90756), (4728, 68067), (5042, 63828), (5319, 60504), (7092, 45378), (7563, 42552), (10084, 31914), (10638, 30252), (14184, 22689), (15126, 21276), (15957, 20168)]