142729840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{673}}^1$

素因数の和:938

約数の個数: 80

約数和(自身を含む): 364057056

約数和(自身を除く): 221327216

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 241, 440, 482, 673, 880, 964, 1205, 1346, 1928, 2410, 2651, 2692, 3365, 3856, 4820, 5302, 5384, 6730, 7403, 9640, 10604, 10768, 13255, 13460, 14806, 19280, 21208, 26510, 26920, 29612, 37015, 42416, 53020, 53840, 59224, 74030, 106040, 118448, 148060, 162193, 212080, 296120, 324386, 592240, 648772, 810965, 1297544, 1621930, 1784123, 2595088, 3243860, 3568246, 6487720, 7136492, 8920615, 12975440, 14272984, 17841230, 28545968, 35682460, 71364920, 142729840]

約数ペア:

[(1, 142729840), (2, 71364920), (4, 35682460), (5, 28545968), (8, 17841230), (10, 14272984), (11, 12975440), (16, 8920615), (20, 7136492), (22, 6487720), (40, 3568246), (44, 3243860), (55, 2595088), (80, 1784123), (88, 1621930), (110, 1297544), (176, 810965), (220, 648772), (241, 592240), (440, 324386), (482, 296120), (673, 212080), (880, 162193), (964, 148060), (1205, 118448), (1346, 106040), (1928, 74030), (2410, 59224), (2651, 53840), (2692, 53020), (3365, 42416), (3856, 37015), (4820, 29612), (5302, 26920), (5384, 26510), (6730, 21208), (7403, 19280), (9640, 14806), (10604, 13460), (10768, 13255)]