77949540

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{373}}^1$

素因数の和:440

約数の個数: 144

約数和(自身を含む): 251579328

約数和(自身を除く): 173629788

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 43, 45, 54, 60, 81, 86, 90, 108, 129, 135, 162, 172, 180, 215, 243, 258, 270, 324, 373, 387, 405, 430, 486, 516, 540, 645, 746, 774, 810, 860, 972, 1119, 1161, 1215, 1290, 1492, 1548, 1620, 1865, 1935, 2238, 2322, 2430, 2580, 3357, 3483, 3730, 3870, 4476, 4644, 4860, 5595, 5805, 6714, 6966, 7460, 7740, 10071, 10449, 11190, 11610, 13428, 13932, 16039, 16785, 17415, 20142, 20898, 22380, 23220, 30213, 32078, 33570, 34830, 40284, 41796, 48117, 50355, 52245, 60426, 64156, 67140, 69660, 80195, 90639, 96234, 100710, 104490, 120852, 144351, 151065, 160390, 181278, 192468, 201420, 208980, 240585, 288702, 302130, 320780, 362556, 433053, 453195, 481170, 577404, 604260, 721755, 866106, 906390, 962340, 1299159, 1443510, 1732212, 1812780, 2165265, 2598318, 2887020, 3897477, 4330530, 5196636, 6495795, 7794954, 8661060, 12991590, 15589908, 19487385, 25983180, 38974770, 77949540]

約数ペア:

[(1, 77949540), (2, 38974770), (3, 25983180), (4, 19487385), (5, 15589908), (6, 12991590), (9, 8661060), (10, 7794954), (12, 6495795), (15, 5196636), (18, 4330530), (20, 3897477), (27, 2887020), (30, 2598318), (36, 2165265), (43, 1812780), (45, 1732212), (54, 1443510), (60, 1299159), (81, 962340), (86, 906390), (90, 866106), (108, 721755), (129, 604260), (135, 577404), (162, 481170), (172, 453195), (180, 433053), (215, 362556), (243, 320780), (258, 302130), (270, 288702), (324, 240585), (373, 208980), (387, 201420), (405, 192468), (430, 181278), (486, 160390), (516, 151065), (540, 144351), (645, 120852), (746, 104490), (774, 100710), (810, 96234), (860, 90639), (972, 80195), (1119, 69660), (1161, 67140), (1215, 64156), (1290, 60426), (1492, 52245), (1548, 50355), (1620, 48117), (1865, 41796), (1935, 40284), (2238, 34830), (2322, 33570), (2430, 32078), (2580, 30213), (3357, 23220), (3483, 22380), (3730, 20898), (3870, 20142), (4476, 17415), (4644, 16785), (4860, 16039), (5595, 13932), (5805, 13428), (6714, 11610), (6966, 11190), (7460, 10449), (7740, 10071)]