890193780

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1979}}^1$

素因数の和:2028

約数の個数: 288

約数和(自身を含む): 3412886400

約数和(自身を除く): 2522692620

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 27, 28, 30, 34, 35, 36, 42, 45, 49, 51, 54, 60, 63, 68, 70, 84, 85, 90, 98, 102, 105, 108, 119, 126, 135, 140, 147, 153, 170, 180, 189, 196, 204, 210, 238, 245, 252, 255, 270, 294, 306, 315, 340, 357, 378, 420, 441, 459, 476, 490, 510, 540, 588, 595, 612, 630, 714, 735, 756, 765, 833, 882, 918, 945, 980, 1020, 1071, 1190, 1260, 1323, 1428, 1470, 1530, 1666, 1764, 1785, 1836, 1890, 1979, 2142, 2205, 2295, 2380, 2499, 2646, 2940, 3060, 3213, 3332, 3570, 3780, 3958, 4165, 4284, 4410, 4590, 4998, 5292, 5355, 5937, 6426, 6615, 7140, 7497, 7916, 8330, 8820, 9180, 9895, 9996, 10710, 11874, 12495, 12852, 13230, 13853, 14994, 16065, 16660, 17811, 19790, 21420, 22491, 23748, 24990, 26460, 27706, 29685, 29988, 32130, 33643, 35622, 37485, 39580, 41559, 44982, 49980, 53433, 55412, 59370, 64260, 67286, 69265, 71244, 74970, 83118, 89055, 89964, 96971, 100929, 106866, 112455, 118740, 124677, 134572, 138530, 149940, 166236, 168215, 178110, 193942, 201858, 207795, 213732, 224910, 235501, 249354, 267165, 277060, 290913, 302787, 336430, 356220, 374031, 387884, 403716, 415590, 449820, 471002, 484855, 498708, 504645, 534330, 581826, 605574, 623385, 672860, 706503, 748062, 831180, 872739, 908361, 942004, 969710, 1009290, 1068660, 1163652, 1177505, 1211148, 1246770, 1413006, 1454565, 1496124, 1513935, 1648507, 1745478, 1816722, 1870155, 1939420, 2018580, 2119509, 2355010, 2493540, 2618217, 2826012, 2909130, 3027870, 3297014, 3490956, 3532515, 3633444, 3740310, 4239018, 4363695, 4541805, 4710020, 4945521, 5236434, 5818260, 6055740, 6358527, 6594028, 7065030, 7480620, 8242535, 8478036, 8727390, 9083610, 9891042, 10472868, 10597545, 12717054, 13091085, 14130060, 14836563, 16485070, 17454780, 18167220, 19782084, 21195090, 24727605, 25434108, 26182170, 29673126, 31792635, 32970140, 42390180, 44509689, 49455210, 52364340, 59346252, 63585270, 74182815, 89019378, 98910420, 127170540, 148365630, 178038756, 222548445, 296731260, 445096890, 890193780]

約数ペア:

[(1, 890193780), (2, 445096890), (3, 296731260), (4, 222548445), (5, 178038756), (6, 148365630), (7, 127170540), (9, 98910420), (10, 89019378), (12, 74182815), (14, 63585270), (15, 59346252), (17, 52364340), (18, 49455210), (20, 44509689), (21, 42390180), (27, 32970140), (28, 31792635), (30, 29673126), (34, 26182170), (35, 25434108), (36, 24727605), (42, 21195090), (45, 19782084), (49, 18167220), (51, 17454780), (54, 16485070), (60, 14836563), (63, 14130060), (68, 13091085), (70, 12717054), (84, 10597545), (85, 10472868), (90, 9891042), (98, 9083610), (102, 8727390), (105, 8478036), (108, 8242535), (119, 7480620), (126, 7065030), (135, 6594028), (140, 6358527), (147, 6055740), (153, 5818260), (170, 5236434), (180, 4945521), (189, 4710020), (196, 4541805), (204, 4363695), (210, 4239018), (238, 3740310), (245, 3633444), (252, 3532515), (255, 3490956), (270, 3297014), (294, 3027870), (306, 2909130), (315, 2826012), (340, 2618217), (357, 2493540), (378, 2355010), (420, 2119509), (441, 2018580), (459, 1939420), (476, 1870155), (490, 1816722), (510, 1745478), (540, 1648507), (588, 1513935), (595, 1496124), (612, 1454565), (630, 1413006), (714, 1246770), (735, 1211148), (756, 1177505), (765, 1163652), (833, 1068660), (882, 1009290), (918, 969710), (945, 942004), (980, 908361), (1020, 872739), (1071, 831180), (1190, 748062), (1260, 706503), (1323, 672860), (1428, 623385), (1470, 605574), (1530, 581826), (1666, 534330), (1764, 504645), (1785, 498708), (1836, 484855), (1890, 471002), (1979, 449820), (2142, 415590), (2205, 403716), (2295, 387884), (2380, 374031), (2499, 356220), (2646, 336430), (2940, 302787), (3060, 290913), (3213, 277060), (3332, 267165), (3570, 249354), (3780, 235501), (3958, 224910), (4165, 213732), (4284, 207795), (4410, 201858), (4590, 193942), (4998, 178110), (5292, 168215), (5355, 166236), (5937, 149940), (6426, 138530), (6615, 134572), (7140, 124677), (7497, 118740), (7916, 112455), (8330, 106866), (8820, 100929), (9180, 96971), (9895, 89964), (9996, 89055), (10710, 83118), (11874, 74970), (12495, 71244), (12852, 69265), (13230, 67286), (13853, 64260), (14994, 59370), (16065, 55412), (16660, 53433), (17811, 49980), (19790, 44982), (21420, 41559), (22491, 39580), (23748, 37485), (24990, 35622), (26460, 33643), (27706, 32130), (29685, 29988)]