209737648980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{823}}^1\times {\mathrm{937}}^1\times {\mathrm{1511}}^1$

素因数の和:3286

約数の個数: 144

約数和(自身を含む): 638079047424

約数和(自身を除く): 428341398444

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 823, 937, 1511, 1646, 1874, 2469, 2811, 3022, 3292, 3748, 4115, 4533, 4685, 4938, 5622, 6044, 7407, 7555, 8230, 8433, 9066, 9370, 9876, 11244, 12345, 13599, 14055, 14814, 15110, 16460, 16866, 18132, 18740, 22665, 24690, 27198, 28110, 29628, 30220, 33732, 37035, 42165, 45330, 49380, 54396, 56220, 67995, 74070, 84330, 90660, 135990, 148140, 168660, 271980, 771151, 1243553, 1415807, 1542302, 2313453, 2487106, 2831614, 3084604, 3730659, 3855755, 4247421, 4626906, 4974212, 5663228, 6217765, 6940359, 7079035, 7461318, 7711510, 8494842, 9253812, 11191977, 11567265, 12435530, 12742263, 13880718, 14158070, 14922636, 15423020, 16989684, 18653295, 21237105, 22383954, 23134530, 24871060, 25484526, 27761436, 28316140, 34701795, 37306590, 42474210, 44767908, 46269060, 50969052, 55959885, 63711315, 69403590, 74613180, 84948420, 111919770, 127422630, 138807180, 223839540, 254845260, 1165209161, 2330418322, 3495627483, 4660836644, 5826045805, 6991254966, 10486882449, 11652091610, 13982509932, 17478137415, 20973764898, 23304183220, 34956274830, 41947529796, 52434412245, 69912549660, 104868824490, 209737648980]

約数ペア:

[(1, 209737648980), (2, 104868824490), (3, 69912549660), (4, 52434412245), (5, 41947529796), (6, 34956274830), (9, 23304183220), (10, 20973764898), (12, 17478137415), (15, 13982509932), (18, 11652091610), (20, 10486882449), (30, 6991254966), (36, 5826045805), (45, 4660836644), (60, 3495627483), (90, 2330418322), (180, 1165209161), (823, 254845260), (937, 223839540), (1511, 138807180), (1646, 127422630), (1874, 111919770), (2469, 84948420), (2811, 74613180), (3022, 69403590), (3292, 63711315), (3748, 55959885), (4115, 50969052), (4533, 46269060), (4685, 44767908), (4938, 42474210), (5622, 37306590), (6044, 34701795), (7407, 28316140), (7555, 27761436), (8230, 25484526), (8433, 24871060), (9066, 23134530), (9370, 22383954), (9876, 21237105), (11244, 18653295), (12345, 16989684), (13599, 15423020), (14055, 14922636), (14814, 14158070), (15110, 13880718), (16460, 12742263), (16866, 12435530), (18132, 11567265), (18740, 11191977), (22665, 9253812), (24690, 8494842), (27198, 7711510), (28110, 7461318), (29628, 7079035), (30220, 6940359), (33732, 6217765), (37035, 5663228), (42165, 4974212), (45330, 4626906), (49380, 4247421), (54396, 3855755), (56220, 3730659), (67995, 3084604), (74070, 2831614), (84330, 2487106), (90660, 2313453), (135990, 1542302), (148140, 1415807), (168660, 1243553), (271980, 771151)]