205356844

素因数分解:

$2^2\times 7^3\times {\mathrm{11}}^2\times {\mathrm{1237}}^1$

素因数の和:1284

約数の個数: 72

約数和(自身を含む): 461031200

約数和(自身を除く): 255674356

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 121, 154, 196, 242, 308, 343, 484, 539, 686, 847, 1078, 1237, 1372, 1694, 2156, 2474, 3388, 3773, 4948, 5929, 7546, 8659, 11858, 13607, 15092, 17318, 23716, 27214, 34636, 41503, 54428, 60613, 83006, 95249, 121226, 149677, 166012, 190498, 242452, 299354, 380996, 424291, 598708, 666743, 848582, 1047739, 1333486, 1697164, 2095478, 2666972, 4190956, 4667201, 7334173, 9334402, 14668346, 18668804, 29336692, 51339211, 102678422, 205356844]

約数ペア:

[(1, 205356844), (2, 102678422), (4, 51339211), (7, 29336692), (11, 18668804), (14, 14668346), (22, 9334402), (28, 7334173), (44, 4667201), (49, 4190956), (77, 2666972), (98, 2095478), (121, 1697164), (154, 1333486), (196, 1047739), (242, 848582), (308, 666743), (343, 598708), (484, 424291), (539, 380996), (686, 299354), (847, 242452), (1078, 190498), (1237, 166012), (1372, 149677), (1694, 121226), (2156, 95249), (2474, 83006), (3388, 60613), (3773, 54428), (4948, 41503), (5929, 34636), (7546, 27214), (8659, 23716), (11858, 17318), (13607, 15092)]