203439236

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:226

約数の個数: 144

約数和(自身を含む): 500505600

約数和(自身を除く): 297066364

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 31, 44, 52, 62, 77, 91, 121, 124, 143, 149, 154, 182, 217, 242, 286, 298, 308, 341, 364, 403, 434, 484, 572, 596, 682, 806, 847, 868, 1001, 1043, 1364, 1573, 1612, 1639, 1694, 1937, 2002, 2086, 2387, 2821, 3146, 3278, 3388, 3751, 3874, 4004, 4172, 4433, 4619, 4774, 5642, 6292, 6556, 7502, 7748, 8866, 9238, 9548, 11011, 11284, 11473, 13559, 15004, 17732, 18029, 18476, 21307, 22022, 22946, 26257, 27118, 31031, 32333, 36058, 42614, 44044, 45892, 48763, 50809, 52514, 54236, 60047, 62062, 64666, 72116, 85228, 97526, 101618, 105028, 120094, 124124, 126203, 129332, 149149, 195052, 203236, 234377, 240188, 252406, 298298, 341341, 355663, 420329, 468754, 504812, 558899, 596596, 660517, 682682, 711326, 840658, 937508, 1117798, 1321034, 1365364, 1422652, 1640639, 1681316, 2235596, 2642068, 3281278, 3912293, 4623619, 6562556, 7265687, 7824586, 9247238, 14531374, 15649172, 18494476, 29062748, 50859809, 101719618, 203439236]

約数ペア:

[(1, 203439236), (2, 101719618), (4, 50859809), (7, 29062748), (11, 18494476), (13, 15649172), (14, 14531374), (22, 9247238), (26, 7824586), (28, 7265687), (31, 6562556), (44, 4623619), (52, 3912293), (62, 3281278), (77, 2642068), (91, 2235596), (121, 1681316), (124, 1640639), (143, 1422652), (149, 1365364), (154, 1321034), (182, 1117798), (217, 937508), (242, 840658), (286, 711326), (298, 682682), (308, 660517), (341, 596596), (364, 558899), (403, 504812), (434, 468754), (484, 420329), (572, 355663), (596, 341341), (682, 298298), (806, 252406), (847, 240188), (868, 234377), (1001, 203236), (1043, 195052), (1364, 149149), (1573, 129332), (1612, 126203), (1639, 124124), (1694, 120094), (1937, 105028), (2002, 101618), (2086, 97526), (2387, 85228), (2821, 72116), (3146, 64666), (3278, 62062), (3388, 60047), (3751, 54236), (3874, 52514), (4004, 50809), (4172, 48763), (4433, 45892), (4619, 44044), (4774, 42614), (5642, 36058), (6292, 32333), (6556, 31031), (7502, 27118), (7748, 26257), (8866, 22946), (9238, 22022), (9548, 21307), (11011, 18476), (11284, 18029), (11473, 17732), (13559, 15004)]