1976575860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{7963}}^1$

素因数の和:8182

約数の個数: 144

約数和(自身を含む): 6887776896

約数和(自身を除く): 4911201036

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, 180, 197, 210, 252, 315, 394, 420, 591, 630, 788, 985, 1182, 1260, 1379, 1773, 1970, 2364, 2758, 2955, 3546, 3940, 4137, 5516, 5910, 6895, 7092, 7963, 8274, 8865, 11820, 12411, 13790, 15926, 16548, 17730, 20685, 23889, 24822, 27580, 31852, 35460, 39815, 41370, 47778, 49644, 55741, 62055, 71667, 79630, 82740, 95556, 111482, 119445, 124110, 143334, 159260, 167223, 222964, 238890, 248220, 278705, 286668, 334446, 358335, 477780, 501669, 557410, 668892, 716670, 836115, 1003338, 1114820, 1433340, 1568711, 1672230, 2006676, 2508345, 3137422, 3344460, 4706133, 5016690, 6274844, 7843555, 9412266, 10033380, 10980977, 14118399, 15687110, 18824532, 21961954, 23530665, 28236798, 31374220, 32942931, 43923908, 47061330, 54904885, 56473596, 65885862, 70591995, 94122660, 98828793, 109809770, 131771724, 141183990, 164714655, 197657586, 219619540, 282367980, 329429310, 395315172, 494143965, 658858620, 988287930, 1976575860]

約数ペア:

[(1, 1976575860), (2, 988287930), (3, 658858620), (4, 494143965), (5, 395315172), (6, 329429310), (7, 282367980), (9, 219619540), (10, 197657586), (12, 164714655), (14, 141183990), (15, 131771724), (18, 109809770), (20, 98828793), (21, 94122660), (28, 70591995), (30, 65885862), (35, 56473596), (36, 54904885), (42, 47061330), (45, 43923908), (60, 32942931), (63, 31374220), (70, 28236798), (84, 23530665), (90, 21961954), (105, 18824532), (126, 15687110), (140, 14118399), (180, 10980977), (197, 10033380), (210, 9412266), (252, 7843555), (315, 6274844), (394, 5016690), (420, 4706133), (591, 3344460), (630, 3137422), (788, 2508345), (985, 2006676), (1182, 1672230), (1260, 1568711), (1379, 1433340), (1773, 1114820), (1970, 1003338), (2364, 836115), (2758, 716670), (2955, 668892), (3546, 557410), (3940, 501669), (4137, 477780), (5516, 358335), (5910, 334446), (6895, 286668), (7092, 278705), (7963, 248220), (8274, 238890), (8865, 222964), (11820, 167223), (12411, 159260), (13790, 143334), (15926, 124110), (16548, 119445), (17730, 111482), (20685, 95556), (23889, 82740), (24822, 79630), (27580, 71667), (31852, 62055), (35460, 55741), (39815, 49644), (41370, 47778)]