270141520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{373}}^1\times {\mathrm{823}}^1$

素因数の和:1220

約数の個数: 80

約数和(自身を含む): 687848832

約数和(自身を除く): 417707312

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 373, 440, 746, 823, 880, 1492, 1646, 1865, 2984, 3292, 3730, 4103, 4115, 5968, 6584, 7460, 8206, 8230, 9053, 13168, 14920, 16412, 16460, 18106, 20515, 29840, 32824, 32920, 36212, 41030, 45265, 65648, 65840, 72424, 82060, 90530, 144848, 164120, 181060, 306979, 328240, 362120, 613958, 724240, 1227916, 1534895, 2455832, 3069790, 3376769, 4911664, 6139580, 6753538, 12279160, 13507076, 16883845, 24558320, 27014152, 33767690, 54028304, 67535380, 135070760, 270141520]

約数ペア:

[(1, 270141520), (2, 135070760), (4, 67535380), (5, 54028304), (8, 33767690), (10, 27014152), (11, 24558320), (16, 16883845), (20, 13507076), (22, 12279160), (40, 6753538), (44, 6139580), (55, 4911664), (80, 3376769), (88, 3069790), (110, 2455832), (176, 1534895), (220, 1227916), (373, 724240), (440, 613958), (746, 362120), (823, 328240), (880, 306979), (1492, 181060), (1646, 164120), (1865, 144848), (2984, 90530), (3292, 82060), (3730, 72424), (4103, 65840), (4115, 65648), (5968, 45265), (6584, 41030), (7460, 36212), (8206, 32920), (8230, 32824), (9053, 29840), (13168, 20515), (14920, 18106), (16412, 16460)]