140043540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1973}}^1$

素因数の和:2018

約数の個数: 144

約数和(自身を含む): 485509248

約数和(自身を除く): 345465708

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 169, 182, 195, 210, 260, 273, 338, 364, 390, 420, 455, 507, 546, 676, 780, 845, 910, 1014, 1092, 1183, 1365, 1690, 1820, 1973, 2028, 2366, 2535, 2730, 3380, 3549, 3946, 4732, 5070, 5460, 5915, 5919, 7098, 7892, 9865, 10140, 11830, 11838, 13811, 14196, 17745, 19730, 23660, 23676, 25649, 27622, 29595, 35490, 39460, 41433, 51298, 55244, 59190, 69055, 70980, 76947, 82866, 102596, 118380, 128245, 138110, 153894, 165732, 179543, 207165, 256490, 276220, 307788, 333437, 359086, 384735, 414330, 512980, 538629, 666874, 718172, 769470, 828660, 897715, 1000311, 1077258, 1333748, 1538940, 1667185, 1795430, 2000622, 2154516, 2334059, 2693145, 3334370, 3590860, 4001244, 4668118, 5001555, 5386290, 6668740, 7002177, 9336236, 10003110, 10772580, 11670295, 14004354, 20006220, 23340590, 28008708, 35010885, 46681180, 70021770, 140043540]

約数ペア:

[(1, 140043540), (2, 70021770), (3, 46681180), (4, 35010885), (5, 28008708), (6, 23340590), (7, 20006220), (10, 14004354), (12, 11670295), (13, 10772580), (14, 10003110), (15, 9336236), (20, 7002177), (21, 6668740), (26, 5386290), (28, 5001555), (30, 4668118), (35, 4001244), (39, 3590860), (42, 3334370), (52, 2693145), (60, 2334059), (65, 2154516), (70, 2000622), (78, 1795430), (84, 1667185), (91, 1538940), (105, 1333748), (130, 1077258), (140, 1000311), (156, 897715), (169, 828660), (182, 769470), (195, 718172), (210, 666874), (260, 538629), (273, 512980), (338, 414330), (364, 384735), (390, 359086), (420, 333437), (455, 307788), (507, 276220), (546, 256490), (676, 207165), (780, 179543), (845, 165732), (910, 153894), (1014, 138110), (1092, 128245), (1183, 118380), (1365, 102596), (1690, 82866), (1820, 76947), (1973, 70980), (2028, 69055), (2366, 59190), (2535, 55244), (2730, 51298), (3380, 41433), (3549, 39460), (3946, 35490), (4732, 29595), (5070, 27622), (5460, 25649), (5915, 23676), (5919, 23660), (7098, 19730), (7892, 17745), (9865, 14196), (10140, 13811), (11830, 11838)]