154435920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{1493}}^1$

素因数の和:1940

約数の個数: 80

約数和(自身を含む): 480183552

約数和(自身を除く): 325747632

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 431, 862, 1293, 1493, 1724, 2155, 2586, 2986, 3448, 4310, 4479, 5172, 5972, 6465, 6896, 7465, 8620, 8958, 10344, 11944, 12930, 14930, 17240, 17916, 20688, 22395, 23888, 25860, 29860, 34480, 35832, 44790, 51720, 59720, 71664, 89580, 103440, 119440, 179160, 358320, 643483, 1286966, 1930449, 2573932, 3217415, 3860898, 5147864, 6434830, 7721796, 9652245, 10295728, 12869660, 15443592, 19304490, 25739320, 30887184, 38608980, 51478640, 77217960, 154435920]

約数ペア:

[(1, 154435920), (2, 77217960), (3, 51478640), (4, 38608980), (5, 30887184), (6, 25739320), (8, 19304490), (10, 15443592), (12, 12869660), (15, 10295728), (16, 9652245), (20, 7721796), (24, 6434830), (30, 5147864), (40, 3860898), (48, 3217415), (60, 2573932), (80, 1930449), (120, 1286966), (240, 643483), (431, 358320), (862, 179160), (1293, 119440), (1493, 103440), (1724, 89580), (2155, 71664), (2586, 59720), (2986, 51720), (3448, 44790), (4310, 35832), (4479, 34480), (5172, 29860), (5972, 25860), (6465, 23888), (6896, 22395), (7465, 20688), (8620, 17916), (8958, 17240), (10344, 14930), (11944, 12930)]