138177760

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{123373}}^1$

素因数の和:123395

約数の個数: 48

約数和(自身を含む): 373082976

約数和(自身を除く): 234905216

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 123373, 246746, 493492, 616865, 863611, 986984, 1233730, 1727222, 1973968, 2467460, 3454444, 3947936, 4318055, 4934920, 6908888, 8636110, 9869840, 13817776, 17272220, 19739680, 27635552, 34544440, 69088880, 138177760]

約数ペア:

[(1, 138177760), (2, 69088880), (4, 34544440), (5, 27635552), (7, 19739680), (8, 17272220), (10, 13817776), (14, 9869840), (16, 8636110), (20, 6908888), (28, 4934920), (32, 4318055), (35, 3947936), (40, 3454444), (56, 2467460), (70, 1973968), (80, 1727222), (112, 1233730), (140, 986984), (160, 863611), (224, 616865), (280, 493492), (560, 246746), (1120, 123373)]