277624620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{997}}^1$

素因数の和:1049

約数の個数: 288

約数和(自身を含む): 1098534528

約数和(自身を除く): 820909908

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 17, 18, 20, 21, 26, 28, 30, 34, 35, 36, 39, 42, 45, 51, 52, 60, 63, 65, 68, 70, 78, 84, 85, 90, 91, 102, 105, 117, 119, 126, 130, 140, 153, 156, 170, 180, 182, 195, 204, 210, 221, 234, 238, 252, 255, 260, 273, 306, 315, 340, 357, 364, 390, 420, 442, 455, 468, 476, 510, 546, 585, 595, 612, 630, 663, 714, 765, 780, 819, 884, 910, 997, 1020, 1071, 1092, 1105, 1170, 1190, 1260, 1326, 1365, 1428, 1530, 1547, 1638, 1785, 1820, 1989, 1994, 2142, 2210, 2340, 2380, 2652, 2730, 2991, 3060, 3094, 3276, 3315, 3570, 3978, 3988, 4095, 4284, 4420, 4641, 4985, 5355, 5460, 5982, 6188, 6630, 6979, 7140, 7735, 7956, 8190, 8973, 9282, 9945, 9970, 10710, 11964, 12961, 13260, 13923, 13958, 14955, 15470, 16380, 16949, 17946, 18564, 19890, 19940, 20937, 21420, 23205, 25922, 27846, 27916, 29910, 30940, 33898, 34895, 35892, 38883, 39780, 41874, 44865, 46410, 50847, 51844, 55692, 59820, 62811, 64805, 67796, 69615, 69790, 77766, 83748, 84745, 89730, 90727, 92820, 101694, 104685, 116649, 118643, 125622, 129610, 139230, 139580, 152541, 155532, 169490, 179460, 181454, 194415, 203388, 209370, 220337, 233298, 237286, 251244, 254235, 259220, 272181, 278460, 305082, 314055, 338980, 355929, 362908, 388830, 418740, 440674, 453635, 466596, 474572, 508470, 544362, 583245, 593215, 610164, 628110, 661011, 711858, 762705, 777660, 816543, 881348, 907270, 1016940, 1067787, 1088724, 1101685, 1166490, 1186430, 1256220, 1322022, 1360905, 1423716, 1525410, 1542359, 1633086, 1779645, 1814540, 1983033, 2135574, 2203370, 2332980, 2372860, 2644044, 2721810, 3050820, 3084718, 3266172, 3305055, 3559290, 3966066, 4082715, 4271148, 4406740, 4627077, 5338935, 5443620, 6169436, 6610110, 7118580, 7711795, 7932132, 8165430, 9254154, 9915165, 10677870, 13220220, 13881231, 15423590, 16330860, 18508308, 19830330, 21355740, 23135385, 27762462, 30847180, 39660660, 46270770, 55524924, 69406155, 92541540, 138812310, 277624620]

約数ペア:

[(1, 277624620), (2, 138812310), (3, 92541540), (4, 69406155), (5, 55524924), (6, 46270770), (7, 39660660), (9, 30847180), (10, 27762462), (12, 23135385), (13, 21355740), (14, 19830330), (15, 18508308), (17, 16330860), (18, 15423590), (20, 13881231), (21, 13220220), (26, 10677870), (28, 9915165), (30, 9254154), (34, 8165430), (35, 7932132), (36, 7711795), (39, 7118580), (42, 6610110), (45, 6169436), (51, 5443620), (52, 5338935), (60, 4627077), (63, 4406740), (65, 4271148), (68, 4082715), (70, 3966066), (78, 3559290), (84, 3305055), (85, 3266172), (90, 3084718), (91, 3050820), (102, 2721810), (105, 2644044), (117, 2372860), (119, 2332980), (126, 2203370), (130, 2135574), (140, 1983033), (153, 1814540), (156, 1779645), (170, 1633086), (180, 1542359), (182, 1525410), (195, 1423716), (204, 1360905), (210, 1322022), (221, 1256220), (234, 1186430), (238, 1166490), (252, 1101685), (255, 1088724), (260, 1067787), (273, 1016940), (306, 907270), (315, 881348), (340, 816543), (357, 777660), (364, 762705), (390, 711858), (420, 661011), (442, 628110), (455, 610164), (468, 593215), (476, 583245), (510, 544362), (546, 508470), (585, 474572), (595, 466596), (612, 453635), (630, 440674), (663, 418740), (714, 388830), (765, 362908), (780, 355929), (819, 338980), (884, 314055), (910, 305082), (997, 278460), (1020, 272181), (1071, 259220), (1092, 254235), (1105, 251244), (1170, 237286), (1190, 233298), (1260, 220337), (1326, 209370), (1365, 203388), (1428, 194415), (1530, 181454), (1547, 179460), (1638, 169490), (1785, 155532), (1820, 152541), (1989, 139580), (1994, 139230), (2142, 129610), (2210, 125622), (2340, 118643), (2380, 116649), (2652, 104685), (2730, 101694), (2991, 92820), (3060, 90727), (3094, 89730), (3276, 84745), (3315, 83748), (3570, 77766), (3978, 69790), (3988, 69615), (4095, 67796), (4284, 64805), (4420, 62811), (4641, 59820), (4985, 55692), (5355, 51844), (5460, 50847), (5982, 46410), (6188, 44865), (6630, 41874), (6979, 39780), (7140, 38883), (7735, 35892), (7956, 34895), (8190, 33898), (8973, 30940), (9282, 29910), (9945, 27916), (9970, 27846), (10710, 25922), (11964, 23205), (12961, 21420), (13260, 20937), (13923, 19940), (13958, 19890), (14955, 18564), (15470, 17946), (16380, 16949)]