74653740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{331}}^1$

素因数の和:532

約数の個数: 144

約数和(自身を含む): 261031680

約数和(自身を除く): 186377940

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 179, 180, 210, 252, 315, 331, 358, 420, 537, 630, 662, 716, 895, 993, 1074, 1253, 1260, 1324, 1611, 1655, 1790, 1986, 2148, 2317, 2506, 2685, 2979, 3222, 3310, 3580, 3759, 3972, 4634, 4965, 5012, 5370, 5958, 6265, 6444, 6620, 6951, 7518, 8055, 9268, 9930, 10740, 11277, 11585, 11916, 12530, 13902, 14895, 15036, 16110, 18795, 19860, 20853, 22554, 23170, 25060, 27804, 29790, 32220, 34755, 37590, 41706, 45108, 46340, 56385, 59249, 59580, 69510, 75180, 83412, 104265, 112770, 118498, 139020, 177747, 208530, 225540, 236996, 296245, 355494, 414743, 417060, 533241, 592490, 710988, 829486, 888735, 1066482, 1184980, 1244229, 1658972, 1777470, 2073715, 2132964, 2488458, 2666205, 3554940, 3732687, 4147430, 4976916, 5332410, 6221145, 7465374, 8294860, 10664820, 12442290, 14930748, 18663435, 24884580, 37326870, 74653740]

約数ペア:

[(1, 74653740), (2, 37326870), (3, 24884580), (4, 18663435), (5, 14930748), (6, 12442290), (7, 10664820), (9, 8294860), (10, 7465374), (12, 6221145), (14, 5332410), (15, 4976916), (18, 4147430), (20, 3732687), (21, 3554940), (28, 2666205), (30, 2488458), (35, 2132964), (36, 2073715), (42, 1777470), (45, 1658972), (60, 1244229), (63, 1184980), (70, 1066482), (84, 888735), (90, 829486), (105, 710988), (126, 592490), (140, 533241), (179, 417060), (180, 414743), (210, 355494), (252, 296245), (315, 236996), (331, 225540), (358, 208530), (420, 177747), (537, 139020), (630, 118498), (662, 112770), (716, 104265), (895, 83412), (993, 75180), (1074, 69510), (1253, 59580), (1260, 59249), (1324, 56385), (1611, 46340), (1655, 45108), (1790, 41706), (1986, 37590), (2148, 34755), (2317, 32220), (2506, 29790), (2685, 27804), (2979, 25060), (3222, 23170), (3310, 22554), (3580, 20853), (3759, 19860), (3972, 18795), (4634, 16110), (4965, 15036), (5012, 14895), (5370, 13902), (5958, 12530), (6265, 11916), (6444, 11585), (6620, 11277), (6951, 10740), (7518, 9930), (8055, 9268)]