310654370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{727}}^1$

素因数の和:939

約数の個数: 64

約数和(自身を含む): 638426880

約数和(自身を除く): 327772510

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 173, 190, 247, 346, 494, 727, 865, 1235, 1454, 1730, 2249, 2470, 3287, 3635, 4498, 6574, 7270, 9451, 11245, 13813, 16435, 18902, 22490, 27626, 32870, 42731, 47255, 69065, 85462, 94510, 125771, 138130, 179569, 213655, 251542, 359138, 427310, 628855, 897845, 1257710, 1635023, 1795690, 2389649, 3270046, 4779298, 8175115, 11948245, 16350230, 23896490, 31065437, 62130874, 155327185, 310654370]

約数ペア:

[(1, 310654370), (2, 155327185), (5, 62130874), (10, 31065437), (13, 23896490), (19, 16350230), (26, 11948245), (38, 8175115), (65, 4779298), (95, 3270046), (130, 2389649), (173, 1795690), (190, 1635023), (247, 1257710), (346, 897845), (494, 628855), (727, 427310), (865, 359138), (1235, 251542), (1454, 213655), (1730, 179569), (2249, 138130), (2470, 125771), (3287, 94510), (3635, 85462), (4498, 69065), (6574, 47255), (7270, 42731), (9451, 32870), (11245, 27626), (13813, 22490), (16435, 18902)]