31071870

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{733}}^1$

素因数の和:906

約数の個数: 64

約数和(自身を含む): 83499840

約数和(自身を除く): 52427970

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 157, 270, 314, 471, 733, 785, 942, 1413, 1466, 1570, 2199, 2355, 2826, 3665, 4239, 4398, 4710, 6597, 7065, 7330, 8478, 10995, 13194, 14130, 19791, 21195, 21990, 32985, 39582, 42390, 65970, 98955, 115081, 197910, 230162, 345243, 575405, 690486, 1035729, 1150810, 1726215, 2071458, 3107187, 3452430, 5178645, 6214374, 10357290, 15535935, 31071870]

約数ペア:

[(1, 31071870), (2, 15535935), (3, 10357290), (5, 6214374), (6, 5178645), (9, 3452430), (10, 3107187), (15, 2071458), (18, 1726215), (27, 1150810), (30, 1035729), (45, 690486), (54, 575405), (90, 345243), (135, 230162), (157, 197910), (270, 115081), (314, 98955), (471, 65970), (733, 42390), (785, 39582), (942, 32985), (1413, 21990), (1466, 21195), (1570, 19791), (2199, 14130), (2355, 13194), (2826, 10995), (3665, 8478), (4239, 7330), (4398, 7065), (4710, 6597)]