15690978520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{293399}}^1$

素因数の和:293608

約数の個数: 64

約数和(自身を含む): 40559616000

約数和(自身を除く): 24868637480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 191, 280, 382, 764, 955, 1337, 1528, 1910, 2674, 3820, 5348, 6685, 7640, 10696, 13370, 26740, 53480, 293399, 586798, 1173596, 1466995, 2053793, 2347192, 2933990, 4107586, 5867980, 8215172, 10268965, 11735960, 16430344, 20537930, 41075860, 56039209, 82151720, 112078418, 224156836, 280196045, 392274463, 448313672, 560392090, 784548926, 1120784180, 1569097852, 1961372315, 2241568360, 3138195704, 3922744630, 7845489260, 15690978520]

約数ペア:

[(1, 15690978520), (2, 7845489260), (4, 3922744630), (5, 3138195704), (7, 2241568360), (8, 1961372315), (10, 1569097852), (14, 1120784180), (20, 784548926), (28, 560392090), (35, 448313672), (40, 392274463), (56, 280196045), (70, 224156836), (140, 112078418), (191, 82151720), (280, 56039209), (382, 41075860), (764, 20537930), (955, 16430344), (1337, 11735960), (1528, 10268965), (1910, 8215172), (2674, 5867980), (3820, 4107586), (5348, 2933990), (6685, 2347192), (7640, 2053793), (10696, 1466995), (13370, 1173596), (26740, 586798), (53480, 293399)]