198700740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{881}}^1$

素因数の和:1082

約数の個数: 144

約数和(自身を含む): 693463680

約数和(自身を除く): 494762940

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, 358, 420, 537, 630, 716, 881, 895, 1074, 1253, 1260, 1611, 1762, 1790, 2148, 2506, 2643, 2685, 3222, 3524, 3580, 3759, 4405, 5012, 5286, 5370, 6167, 6265, 6444, 7518, 7929, 8055, 8810, 10572, 10740, 11277, 12334, 12530, 13215, 15036, 15858, 16110, 17620, 18501, 18795, 22554, 24668, 25060, 26430, 30835, 31716, 32220, 37002, 37590, 39645, 45108, 52860, 55503, 56385, 61670, 74004, 75180, 79290, 92505, 111006, 112770, 123340, 157699, 158580, 185010, 222012, 225540, 277515, 315398, 370020, 473097, 555030, 630796, 788495, 946194, 1103893, 1110060, 1419291, 1576990, 1892388, 2207786, 2365485, 2838582, 3153980, 3311679, 4415572, 4730970, 5519465, 5677164, 6623358, 7096455, 9461940, 9935037, 11038930, 13246716, 14192910, 16558395, 19870074, 22077860, 28385820, 33116790, 39740148, 49675185, 66233580, 99350370, 198700740]

約数ペア:

[(1, 198700740), (2, 99350370), (3, 66233580), (4, 49675185), (5, 39740148), (6, 33116790), (7, 28385820), (9, 22077860), (10, 19870074), (12, 16558395), (14, 14192910), (15, 13246716), (18, 11038930), (20, 9935037), (21, 9461940), (28, 7096455), (30, 6623358), (35, 5677164), (36, 5519465), (42, 4730970), (45, 4415572), (60, 3311679), (63, 3153980), (70, 2838582), (84, 2365485), (90, 2207786), (105, 1892388), (126, 1576990), (140, 1419291), (179, 1110060), (180, 1103893), (210, 946194), (252, 788495), (315, 630796), (358, 555030), (420, 473097), (537, 370020), (630, 315398), (716, 277515), (881, 225540), (895, 222012), (1074, 185010), (1253, 158580), (1260, 157699), (1611, 123340), (1762, 112770), (1790, 111006), (2148, 92505), (2506, 79290), (2643, 75180), (2685, 74004), (3222, 61670), (3524, 56385), (3580, 55503), (3759, 52860), (4405, 45108), (5012, 39645), (5286, 37590), (5370, 37002), (6167, 32220), (6265, 31716), (6444, 30835), (7518, 26430), (7929, 25060), (8055, 24668), (8810, 22554), (10572, 18795), (10740, 18501), (11277, 17620), (12334, 16110), (12530, 15858), (13215, 15036)]