72521172

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{191}}^1\times {\mathrm{199}}^1$

素因数の和:453

約数の個数: 72

約数和(自身を含む): 188697600

約数和(自身を除く): 116176428

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 191, 199, 212, 318, 382, 398, 477, 573, 597, 636, 764, 796, 954, 1146, 1194, 1719, 1791, 1908, 2292, 2388, 3438, 3582, 6876, 7164, 10123, 10547, 20246, 21094, 30369, 31641, 38009, 40492, 42188, 60738, 63282, 76018, 91107, 94923, 114027, 121476, 126564, 152036, 182214, 189846, 228054, 342081, 364428, 379692, 456108, 684162, 1368324, 2014477, 4028954, 6043431, 8057908, 12086862, 18130293, 24173724, 36260586, 72521172]

約数ペア:

[(1, 72521172), (2, 36260586), (3, 24173724), (4, 18130293), (6, 12086862), (9, 8057908), (12, 6043431), (18, 4028954), (36, 2014477), (53, 1368324), (106, 684162), (159, 456108), (191, 379692), (199, 364428), (212, 342081), (318, 228054), (382, 189846), (398, 182214), (477, 152036), (573, 126564), (597, 121476), (636, 114027), (764, 94923), (796, 91107), (954, 76018), (1146, 63282), (1194, 60738), (1719, 42188), (1791, 40492), (1908, 38009), (2292, 31641), (2388, 30369), (3438, 21094), (3582, 20246), (6876, 10547), (7164, 10123)]