259013760

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{431}}^1$

素因数の和:766

約数の個数: 128

約数和(自身を含む): 830165760

約数和(自身を除く): 571152000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 313, 320, 384, 431, 480, 626, 640, 862, 939, 960, 1252, 1293, 1565, 1724, 1878, 1920, 2155, 2504, 2586, 3130, 3448, 3756, 4310, 4695, 5008, 5172, 6260, 6465, 6896, 7512, 8620, 9390, 10016, 10344, 12520, 12930, 13792, 15024, 17240, 18780, 20032, 20688, 25040, 25860, 27584, 30048, 34480, 37560, 40064, 41376, 50080, 51720, 55168, 60096, 68960, 75120, 82752, 100160, 103440, 120192, 134903, 137920, 150240, 165504, 200320, 206880, 269806, 275840, 300480, 404709, 413760, 539612, 600960, 674515, 809418, 827520, 1079224, 1349030, 1618836, 2023545, 2158448, 2698060, 3237672, 4047090, 4316896, 5396120, 6475344, 8094180, 8633792, 10792240, 12950688, 16188360, 17267584, 21584480, 25901376, 32376720, 43168960, 51802752, 64753440, 86337920, 129506880, 259013760]

約数ペア:

[(1, 259013760), (2, 129506880), (3, 86337920), (4, 64753440), (5, 51802752), (6, 43168960), (8, 32376720), (10, 25901376), (12, 21584480), (15, 17267584), (16, 16188360), (20, 12950688), (24, 10792240), (30, 8633792), (32, 8094180), (40, 6475344), (48, 5396120), (60, 4316896), (64, 4047090), (80, 3237672), (96, 2698060), (120, 2158448), (128, 2023545), (160, 1618836), (192, 1349030), (240, 1079224), (313, 827520), (320, 809418), (384, 674515), (431, 600960), (480, 539612), (626, 413760), (640, 404709), (862, 300480), (939, 275840), (960, 269806), (1252, 206880), (1293, 200320), (1565, 165504), (1724, 150240), (1878, 137920), (1920, 134903), (2155, 120192), (2504, 103440), (2586, 100160), (3130, 82752), (3448, 75120), (3756, 68960), (4310, 60096), (4695, 55168), (5008, 51720), (5172, 50080), (6260, 41376), (6465, 40064), (6896, 37560), (7512, 34480), (8620, 30048), (9390, 27584), (10016, 25860), (10344, 25040), (12520, 20688), (12930, 20032), (13792, 18780), (15024, 17240)]