71310140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{373}}^1$

素因数の和:483

約数の個数: 72

約数和(自身を含む): 167133120

約数和(自身を除く): 95822980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 121, 158, 220, 242, 316, 373, 395, 484, 605, 746, 790, 869, 1210, 1492, 1580, 1738, 1865, 2420, 3476, 3730, 4103, 4345, 7460, 8206, 8690, 9559, 16412, 17380, 19118, 20515, 29467, 38236, 41030, 45133, 47795, 58934, 82060, 90266, 95590, 117868, 147335, 180532, 191180, 225665, 294670, 324137, 451330, 589340, 648274, 902660, 1296548, 1620685, 3241370, 3565507, 6482740, 7131014, 14262028, 17827535, 35655070, 71310140]

約数ペア:

[(1, 71310140), (2, 35655070), (4, 17827535), (5, 14262028), (10, 7131014), (11, 6482740), (20, 3565507), (22, 3241370), (44, 1620685), (55, 1296548), (79, 902660), (110, 648274), (121, 589340), (158, 451330), (220, 324137), (242, 294670), (316, 225665), (373, 191180), (395, 180532), (484, 147335), (605, 117868), (746, 95590), (790, 90266), (869, 82060), (1210, 58934), (1492, 47795), (1580, 45133), (1738, 41030), (1865, 38236), (2420, 29467), (3476, 20515), (3730, 19118), (4103, 17380), (4345, 16412), (7460, 9559), (8206, 8690)]