68406120

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{491}}^1$

素因数の和:557

約数の個数: 160

約数和(自身を含む): 235746720

約数和(自身を除く): 167340600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 43, 45, 54, 60, 72, 81, 86, 90, 108, 120, 129, 135, 162, 172, 180, 215, 216, 258, 270, 324, 344, 360, 387, 405, 430, 491, 516, 540, 645, 648, 774, 810, 860, 982, 1032, 1080, 1161, 1290, 1473, 1548, 1620, 1720, 1935, 1964, 2322, 2455, 2580, 2946, 3096, 3240, 3483, 3870, 3928, 4419, 4644, 4910, 5160, 5805, 5892, 6966, 7365, 7740, 8838, 9288, 9820, 11610, 11784, 13257, 13932, 14730, 15480, 17415, 17676, 19640, 21113, 22095, 23220, 26514, 27864, 29460, 34830, 35352, 39771, 42226, 44190, 46440, 53028, 58920, 63339, 66285, 69660, 79542, 84452, 88380, 105565, 106056, 126678, 132570, 139320, 159084, 168904, 176760, 190017, 198855, 211130, 253356, 265140, 316695, 318168, 380034, 397710, 422260, 506712, 530280, 570051, 633390, 760068, 795420, 844520, 950085, 1140102, 1266780, 1520136, 1590840, 1710153, 1900170, 2280204, 2533560, 2850255, 3420306, 3800340, 4560408, 5700510, 6840612, 7600680, 8550765, 11401020, 13681224, 17101530, 22802040, 34203060, 68406120]

約数ペア:

[(1, 68406120), (2, 34203060), (3, 22802040), (4, 17101530), (5, 13681224), (6, 11401020), (8, 8550765), (9, 7600680), (10, 6840612), (12, 5700510), (15, 4560408), (18, 3800340), (20, 3420306), (24, 2850255), (27, 2533560), (30, 2280204), (36, 1900170), (40, 1710153), (43, 1590840), (45, 1520136), (54, 1266780), (60, 1140102), (72, 950085), (81, 844520), (86, 795420), (90, 760068), (108, 633390), (120, 570051), (129, 530280), (135, 506712), (162, 422260), (172, 397710), (180, 380034), (215, 318168), (216, 316695), (258, 265140), (270, 253356), (324, 211130), (344, 198855), (360, 190017), (387, 176760), (405, 168904), (430, 159084), (491, 139320), (516, 132570), (540, 126678), (645, 106056), (648, 105565), (774, 88380), (810, 84452), (860, 79542), (982, 69660), (1032, 66285), (1080, 63339), (1161, 58920), (1290, 53028), (1473, 46440), (1548, 44190), (1620, 42226), (1720, 39771), (1935, 35352), (1964, 34830), (2322, 29460), (2455, 27864), (2580, 26514), (2946, 23220), (3096, 22095), (3240, 21113), (3483, 19640), (3870, 17676), (3928, 17415), (4419, 15480), (4644, 14730), (4910, 13932), (5160, 13257), (5805, 11784), (5892, 11610), (6966, 9820), (7365, 9288), (7740, 8838)]