290704680

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{38453}}^1$

素因数の和:38480

約数の個数: 128

約数和(自身を含む): 1107475200

約数和(自身を除く): 816770520

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, 38453, 76906, 115359, 153812, 192265, 230718, 269171, 307624, 346077, 384530, 461436, 538342, 576795, 692154, 769060, 807513, 922872, 1038231, 1076684, 1153590, 1345855, 1384308, 1538120, 1615026, 1730385, 2076462, 2153368, 2307180, 2422539, 2691710, 2768616, 3230052, 3460770, 4037565, 4152924, 4614360, 4845078, 5191155, 5383420, 6460104, 6921540, 7267617, 8075130, 8305848, 9690156, 10382310, 10766840, 12112695, 13843080, 14535234, 16150260, 19380312, 20764620, 24225390, 29070468, 32300520, 36338085, 41529240, 48450780, 58140936, 72676170, 96901560, 145352340, 290704680]

約数ペア:

[(1, 290704680), (2, 145352340), (3, 96901560), (4, 72676170), (5, 58140936), (6, 48450780), (7, 41529240), (8, 36338085), (9, 32300520), (10, 29070468), (12, 24225390), (14, 20764620), (15, 19380312), (18, 16150260), (20, 14535234), (21, 13843080), (24, 12112695), (27, 10766840), (28, 10382310), (30, 9690156), (35, 8305848), (36, 8075130), (40, 7267617), (42, 6921540), (45, 6460104), (54, 5383420), (56, 5191155), (60, 4845078), (63, 4614360), (70, 4152924), (72, 4037565), (84, 3460770), (90, 3230052), (105, 2768616), (108, 2691710), (120, 2422539), (126, 2307180), (135, 2153368), (140, 2076462), (168, 1730385), (180, 1615026), (189, 1538120), (210, 1384308), (216, 1345855), (252, 1153590), (270, 1076684), (280, 1038231), (315, 922872), (360, 807513), (378, 769060), (420, 692154), (504, 576795), (540, 538342), (630, 461436), (756, 384530), (840, 346077), (945, 307624), (1080, 269171), (1260, 230718), (1512, 192265), (1890, 153812), (2520, 115359), (3780, 76906), (7560, 38453)]