261447480

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{34583}}^1$

素因数の和:34610

約数の個数: 128

約数和(自身を含む): 996019200

約数和(自身を除く): 734571720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 34583, 69166, 103749, 138332, 172915, 207498, 242081, 276664, 311247, 345830, 414996, 484162, 518745, 622494, 691660, 726243, 829992, 933741, 968324, 1037490, 1210405, 1244988, 1383320, 1452486, 1556235, 1867482, 1936648, 2074980, 2178729, 2420810, 2489976, 2904972, 3112470, 3631215, 3734964, 4149960, 4357458, 4668705, 4841620, 5809944, 6224940, 6536187, 7262430, 7469928, 8714916, 9337410, 9683240, 10893645, 12449880, 13072374, 14524860, 17429832, 18674820, 21787290, 26144748, 29049720, 32680935, 37349640, 43574580, 52289496, 65361870, 87149160, 130723740, 261447480]

約数ペア:

[(1, 261447480), (2, 130723740), (3, 87149160), (4, 65361870), (5, 52289496), (6, 43574580), (7, 37349640), (8, 32680935), (9, 29049720), (10, 26144748), (12, 21787290), (14, 18674820), (15, 17429832), (18, 14524860), (20, 13072374), (21, 12449880), (24, 10893645), (27, 9683240), (28, 9337410), (30, 8714916), (35, 7469928), (36, 7262430), (40, 6536187), (42, 6224940), (45, 5809944), (54, 4841620), (56, 4668705), (60, 4357458), (63, 4149960), (70, 3734964), (72, 3631215), (84, 3112470), (90, 2904972), (105, 2489976), (108, 2420810), (120, 2178729), (126, 2074980), (135, 1936648), (140, 1867482), (168, 1556235), (180, 1452486), (189, 1383320), (210, 1244988), (216, 1210405), (252, 1037490), (270, 968324), (280, 933741), (315, 829992), (360, 726243), (378, 691660), (420, 622494), (504, 518745), (540, 484162), (630, 414996), (756, 345830), (840, 311247), (945, 276664), (1080, 242081), (1260, 207498), (1512, 172915), (1890, 138332), (2520, 103749), (3780, 69166), (7560, 34583)]