400975440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1097}}^1\times {\mathrm{1523}}^1$

素因数の和:2636

約数の個数: 80

約数和(自身を含む): 1244973888

約数和(自身を除く): 843998448

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1097, 1523, 2194, 3046, 3291, 4388, 4569, 5485, 6092, 6582, 7615, 8776, 9138, 10970, 12184, 13164, 15230, 16455, 17552, 18276, 21940, 22845, 24368, 26328, 30460, 32910, 36552, 43880, 45690, 52656, 60920, 65820, 73104, 87760, 91380, 121840, 131640, 182760, 263280, 365520, 1670731, 3341462, 5012193, 6682924, 8353655, 10024386, 13365848, 16707310, 20048772, 25060965, 26731696, 33414620, 40097544, 50121930, 66829240, 80195088, 100243860, 133658480, 200487720, 400975440]

約数ペア:

[(1, 400975440), (2, 200487720), (3, 133658480), (4, 100243860), (5, 80195088), (6, 66829240), (8, 50121930), (10, 40097544), (12, 33414620), (15, 26731696), (16, 25060965), (20, 20048772), (24, 16707310), (30, 13365848), (40, 10024386), (48, 8353655), (60, 6682924), (80, 5012193), (120, 3341462), (240, 1670731), (1097, 365520), (1523, 263280), (2194, 182760), (3046, 131640), (3291, 121840), (4388, 91380), (4569, 87760), (5485, 73104), (6092, 65820), (6582, 60920), (7615, 52656), (8776, 45690), (9138, 43880), (10970, 36552), (12184, 32910), (13164, 30460), (15230, 26328), (16455, 24368), (17552, 22845), (18276, 21940)]