870810840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1\times {\mathrm{349}}^1$

素因数の和:634

約数の個数: 192

約数和(自身を含む): 2948400000

約数和(自身を除く): 2077589160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 29, 30, 36, 40, 45, 58, 60, 72, 87, 90, 116, 120, 145, 174, 180, 232, 239, 261, 290, 348, 349, 360, 435, 478, 522, 580, 696, 698, 717, 870, 956, 1044, 1047, 1160, 1195, 1305, 1396, 1434, 1740, 1745, 1912, 2088, 2094, 2151, 2390, 2610, 2792, 2868, 3141, 3480, 3490, 3585, 4188, 4302, 4780, 5220, 5235, 5736, 6282, 6931, 6980, 7170, 8376, 8604, 9560, 10121, 10440, 10470, 10755, 12564, 13862, 13960, 14340, 15705, 17208, 20242, 20793, 20940, 21510, 25128, 27724, 28680, 30363, 31410, 34655, 40484, 41586, 41880, 43020, 50605, 55448, 60726, 62379, 62820, 69310, 80968, 83172, 83411, 86040, 91089, 101210, 103965, 121452, 124758, 125640, 138620, 151815, 166344, 166822, 182178, 202420, 207930, 242904, 249516, 250233, 277240, 303630, 311895, 333644, 364356, 404840, 415860, 417055, 455445, 499032, 500466, 607260, 623790, 667288, 728712, 750699, 831720, 834110, 910890, 1000932, 1214520, 1247580, 1251165, 1501398, 1668220, 1821780, 2001864, 2418919, 2495160, 2502330, 3002796, 3336440, 3643560, 3753495, 4837838, 5004660, 6005592, 7256757, 7506990, 9675676, 10009320, 12094595, 14513514, 15013980, 19351352, 21770271, 24189190, 29027028, 30027960, 36283785, 43540542, 48378380, 58054056, 72567570, 87081084, 96756760, 108851355, 145135140, 174162168, 217702710, 290270280, 435405420, 870810840]

約数ペア:

[(1, 870810840), (2, 435405420), (3, 290270280), (4, 217702710), (5, 174162168), (6, 145135140), (8, 108851355), (9, 96756760), (10, 87081084), (12, 72567570), (15, 58054056), (18, 48378380), (20, 43540542), (24, 36283785), (29, 30027960), (30, 29027028), (36, 24189190), (40, 21770271), (45, 19351352), (58, 15013980), (60, 14513514), (72, 12094595), (87, 10009320), (90, 9675676), (116, 7506990), (120, 7256757), (145, 6005592), (174, 5004660), (180, 4837838), (232, 3753495), (239, 3643560), (261, 3336440), (290, 3002796), (348, 2502330), (349, 2495160), (360, 2418919), (435, 2001864), (478, 1821780), (522, 1668220), (580, 1501398), (696, 1251165), (698, 1247580), (717, 1214520), (870, 1000932), (956, 910890), (1044, 834110), (1047, 831720), (1160, 750699), (1195, 728712), (1305, 667288), (1396, 623790), (1434, 607260), (1740, 500466), (1745, 499032), (1912, 455445), (2088, 417055), (2094, 415860), (2151, 404840), (2390, 364356), (2610, 333644), (2792, 311895), (2868, 303630), (3141, 277240), (3480, 250233), (3490, 249516), (3585, 242904), (4188, 207930), (4302, 202420), (4780, 182178), (5220, 166822), (5235, 166344), (5736, 151815), (6282, 138620), (6931, 125640), (6980, 124758), (7170, 121452), (8376, 103965), (8604, 101210), (9560, 91089), (10121, 86040), (10440, 83411), (10470, 83172), (10755, 80968), (12564, 69310), (13862, 62820), (13960, 62379), (14340, 60726), (15705, 55448), (17208, 50605), (20242, 43020), (20793, 41880), (20940, 41586), (21510, 40484), (25128, 34655), (27724, 31410), (28680, 30363)]