140243740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{307}}^1$

素因数の和:587

約数の個数: 96

約数和(自身を含む): 365105664

約数和(自身を除く): 224861924

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 251, 260, 307, 364, 455, 502, 614, 910, 1004, 1228, 1255, 1535, 1757, 1820, 2149, 2510, 3070, 3263, 3514, 3991, 4298, 5020, 6140, 6526, 7028, 7982, 8596, 8785, 10745, 13052, 15964, 16315, 17570, 19955, 21490, 22841, 27937, 32630, 35140, 39910, 42980, 45682, 55874, 65260, 77057, 79820, 91364, 111748, 114205, 139685, 154114, 228410, 279370, 308228, 385285, 456820, 539399, 558740, 770570, 1001741, 1078798, 1541140, 2003482, 2157596, 2696995, 4006964, 5008705, 5393990, 7012187, 10017410, 10787980, 14024374, 20034820, 28048748, 35060935, 70121870, 140243740]

約数ペア:

[(1, 140243740), (2, 70121870), (4, 35060935), (5, 28048748), (7, 20034820), (10, 14024374), (13, 10787980), (14, 10017410), (20, 7012187), (26, 5393990), (28, 5008705), (35, 4006964), (52, 2696995), (65, 2157596), (70, 2003482), (91, 1541140), (130, 1078798), (140, 1001741), (182, 770570), (251, 558740), (260, 539399), (307, 456820), (364, 385285), (455, 308228), (502, 279370), (614, 228410), (910, 154114), (1004, 139685), (1228, 114205), (1255, 111748), (1535, 91364), (1757, 79820), (1820, 77057), (2149, 65260), (2510, 55874), (3070, 45682), (3263, 42980), (3514, 39910), (3991, 35140), (4298, 32630), (5020, 27937), (6140, 22841), (6526, 21490), (7028, 19955), (7982, 17570), (8596, 16315), (8785, 15964), (10745, 13052)]