284777640

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{271}}^1$

素因数の和:437

約数の個数: 256

約数和(自身を含む): 1096704000

約数和(自身を除く): 811926360

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, 139, 140, 168, 180, 189, 210, 216, 252, 270, 271, 278, 280, 315, 360, 378, 417, 420, 504, 540, 542, 556, 630, 695, 756, 813, 834, 840, 945, 973, 1080, 1084, 1112, 1251, 1260, 1355, 1390, 1512, 1626, 1668, 1890, 1897, 1946, 2085, 2168, 2439, 2502, 2520, 2710, 2780, 2919, 3252, 3336, 3753, 3780, 3794, 3892, 4065, 4170, 4865, 4878, 5004, 5420, 5560, 5691, 5838, 6255, 6504, 7317, 7506, 7560, 7588, 7784, 8130, 8340, 8757, 9485, 9730, 9756, 10008, 10840, 11382, 11676, 12195, 12510, 14595, 14634, 15012, 15176, 16260, 16680, 17073, 17514, 18765, 18970, 19460, 19512, 22764, 23352, 24390, 25020, 26271, 28455, 29190, 29268, 30024, 32520, 34146, 35028, 36585, 37530, 37669, 37940, 38920, 43785, 45528, 48780, 50040, 51219, 52542, 56910, 58380, 58536, 68292, 70056, 73170, 75060, 75338, 75880, 85365, 87570, 97560, 102438, 105084, 113007, 113820, 116760, 131355, 136584, 146340, 150120, 150676, 170730, 175140, 188345, 204876, 210168, 226014, 227640, 256095, 262710, 263683, 292680, 301352, 339021, 341460, 350280, 376690, 409752, 452028, 512190, 525420, 527366, 565035, 678042, 682920, 753380, 791049, 904056, 1017063, 1024380, 1050840, 1054732, 1130070, 1318415, 1356084, 1506760, 1582098, 1695105, 2034126, 2048760, 2109464, 2260140, 2373147, 2636830, 2712168, 3164196, 3390210, 3955245, 4068252, 4520280, 4746294, 5085315, 5273660, 6328392, 6780420, 7119441, 7910490, 8136504, 9492588, 10170630, 10547320, 11865735, 13560840, 14238882, 15820980, 18985176, 20341260, 23731470, 28477764, 31641960, 35597205, 40682520, 47462940, 56955528, 71194410, 94925880, 142388820, 284777640]

約数ペア:

[(1, 284777640), (2, 142388820), (3, 94925880), (4, 71194410), (5, 56955528), (6, 47462940), (7, 40682520), (8, 35597205), (9, 31641960), (10, 28477764), (12, 23731470), (14, 20341260), (15, 18985176), (18, 15820980), (20, 14238882), (21, 13560840), (24, 11865735), (27, 10547320), (28, 10170630), (30, 9492588), (35, 8136504), (36, 7910490), (40, 7119441), (42, 6780420), (45, 6328392), (54, 5273660), (56, 5085315), (60, 4746294), (63, 4520280), (70, 4068252), (72, 3955245), (84, 3390210), (90, 3164196), (105, 2712168), (108, 2636830), (120, 2373147), (126, 2260140), (135, 2109464), (139, 2048760), (140, 2034126), (168, 1695105), (180, 1582098), (189, 1506760), (210, 1356084), (216, 1318415), (252, 1130070), (270, 1054732), (271, 1050840), (278, 1024380), (280, 1017063), (315, 904056), (360, 791049), (378, 753380), (417, 682920), (420, 678042), (504, 565035), (540, 527366), (542, 525420), (556, 512190), (630, 452028), (695, 409752), (756, 376690), (813, 350280), (834, 341460), (840, 339021), (945, 301352), (973, 292680), (1080, 263683), (1084, 262710), (1112, 256095), (1251, 227640), (1260, 226014), (1355, 210168), (1390, 204876), (1512, 188345), (1626, 175140), (1668, 170730), (1890, 150676), (1897, 150120), (1946, 146340), (2085, 136584), (2168, 131355), (2439, 116760), (2502, 113820), (2520, 113007), (2710, 105084), (2780, 102438), (2919, 97560), (3252, 87570), (3336, 85365), (3753, 75880), (3780, 75338), (3794, 75060), (3892, 73170), (4065, 70056), (4170, 68292), (4865, 58536), (4878, 58380), (5004, 56910), (5420, 52542), (5560, 51219), (5691, 50040), (5838, 48780), (6255, 45528), (6504, 43785), (7317, 38920), (7506, 37940), (7560, 37669), (7588, 37530), (7784, 36585), (8130, 35028), (8340, 34146), (8757, 32520), (9485, 30024), (9730, 29268), (9756, 29190), (10008, 28455), (10840, 26271), (11382, 25020), (11676, 24390), (12195, 23352), (12510, 22764), (14595, 19512), (14634, 19460), (15012, 18970), (15176, 18765), (16260, 17514), (16680, 17073)]