68333720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{18773}}^1$

素因数の和:18804

約数の個数: 64

約数和(自身を含む): 189241920

約数和(自身を除く): 120908200

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 18773, 37546, 75092, 93865, 131411, 150184, 187730, 244049, 262822, 375460, 488098, 525644, 657055, 750920, 976196, 1051288, 1220245, 1314110, 1708343, 1952392, 2440490, 2628220, 3416686, 4880980, 5256440, 6833372, 8541715, 9761960, 13666744, 17083430, 34166860, 68333720]

約数ペア:

[(1, 68333720), (2, 34166860), (4, 17083430), (5, 13666744), (7, 9761960), (8, 8541715), (10, 6833372), (13, 5256440), (14, 4880980), (20, 3416686), (26, 2628220), (28, 2440490), (35, 1952392), (40, 1708343), (52, 1314110), (56, 1220245), (65, 1051288), (70, 976196), (91, 750920), (104, 657055), (130, 525644), (140, 488098), (182, 375460), (260, 262822), (280, 244049), (364, 187730), (455, 150184), (520, 131411), (728, 93865), (910, 75092), (1820, 37546), (3640, 18773)]