1520571520

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{9619}}^1$

素因数の和:9670

約数の個数: 128

約数和(自身を含む): 4121208000

約数和(自身を除く): 2600636480

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 128, 130, 152, 160, 190, 208, 247, 260, 304, 320, 380, 416, 494, 520, 608, 640, 760, 832, 988, 1040, 1216, 1235, 1520, 1664, 1976, 2080, 2432, 2470, 3040, 3952, 4160, 4940, 6080, 7904, 8320, 9619, 9880, 12160, 15808, 19238, 19760, 31616, 38476, 39520, 48095, 76952, 79040, 96190, 125047, 153904, 158080, 182761, 192380, 250094, 307808, 365522, 384760, 500188, 615616, 625235, 731044, 769520, 913805, 1000376, 1231232, 1250470, 1462088, 1539040, 1827610, 2000752, 2375893, 2500940, 2924176, 3078080, 3655220, 4001504, 4751786, 5001880, 5848352, 6156160, 7310440, 8003008, 9503572, 10003760, 11696704, 11879465, 14620880, 16006016, 19007144, 20007520, 23393408, 23758930, 29241760, 38014288, 40015040, 47517860, 58483520, 76028576, 80030080, 95035720, 116967040, 152057152, 190071440, 304114304, 380142880, 760285760, 1520571520]

約数ペア:

[(1, 1520571520), (2, 760285760), (4, 380142880), (5, 304114304), (8, 190071440), (10, 152057152), (13, 116967040), (16, 95035720), (19, 80030080), (20, 76028576), (26, 58483520), (32, 47517860), (38, 40015040), (40, 38014288), (52, 29241760), (64, 23758930), (65, 23393408), (76, 20007520), (80, 19007144), (95, 16006016), (104, 14620880), (128, 11879465), (130, 11696704), (152, 10003760), (160, 9503572), (190, 8003008), (208, 7310440), (247, 6156160), (260, 5848352), (304, 5001880), (320, 4751786), (380, 4001504), (416, 3655220), (494, 3078080), (520, 2924176), (608, 2500940), (640, 2375893), (760, 2000752), (832, 1827610), (988, 1539040), (1040, 1462088), (1216, 1250470), (1235, 1231232), (1520, 1000376), (1664, 913805), (1976, 769520), (2080, 731044), (2432, 625235), (2470, 615616), (3040, 500188), (3952, 384760), (4160, 365522), (4940, 307808), (6080, 250094), (7904, 192380), (8320, 182761), (9619, 158080), (9880, 153904), (12160, 125047), (15808, 96190), (19238, 79040), (19760, 76952), (31616, 48095), (38476, 39520)]