81198324

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{6983}}^1$

素因数の和:7029

約数の個数: 72

約数和(自身を含む): 228795840

約数和(自身を除く): 147597516

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 19, 34, 36, 38, 51, 57, 68, 76, 102, 114, 153, 171, 204, 228, 306, 323, 342, 612, 646, 684, 969, 1292, 1938, 2907, 3876, 5814, 6983, 11628, 13966, 20949, 27932, 41898, 62847, 83796, 118711, 125694, 132677, 237422, 251388, 265354, 356133, 398031, 474844, 530708, 712266, 796062, 1068399, 1194093, 1424532, 1592124, 2136798, 2255509, 2388186, 4273596, 4511018, 4776372, 6766527, 9022036, 13533054, 20299581, 27066108, 40599162, 81198324]

約数ペア:

[(1, 81198324), (2, 40599162), (3, 27066108), (4, 20299581), (6, 13533054), (9, 9022036), (12, 6766527), (17, 4776372), (18, 4511018), (19, 4273596), (34, 2388186), (36, 2255509), (38, 2136798), (51, 1592124), (57, 1424532), (68, 1194093), (76, 1068399), (102, 796062), (114, 712266), (153, 530708), (171, 474844), (204, 398031), (228, 356133), (306, 265354), (323, 251388), (342, 237422), (612, 132677), (646, 125694), (684, 118711), (969, 83796), (1292, 62847), (1938, 41898), (2907, 27932), (3876, 20949), (5814, 13966), (6983, 11628)]