77965020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1439}}^1$

素因数の和:1504

約数の個数: 144

約数和(自身を含む): 276756480

約数和(自身を除く): 198791460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 43, 45, 60, 63, 70, 84, 86, 90, 105, 126, 129, 140, 172, 180, 210, 215, 252, 258, 301, 315, 387, 420, 430, 516, 602, 630, 645, 774, 860, 903, 1204, 1260, 1290, 1439, 1505, 1548, 1806, 1935, 2580, 2709, 2878, 3010, 3612, 3870, 4317, 4515, 5418, 5756, 6020, 7195, 7740, 8634, 9030, 10073, 10836, 12951, 13545, 14390, 17268, 18060, 20146, 21585, 25902, 27090, 28780, 30219, 40292, 43170, 50365, 51804, 54180, 60438, 61877, 64755, 86340, 90657, 100730, 120876, 123754, 129510, 151095, 181314, 185631, 201460, 247508, 259020, 302190, 309385, 362628, 371262, 433139, 453285, 556893, 604380, 618770, 742524, 866278, 906570, 928155, 1113786, 1237540, 1299417, 1732556, 1813140, 1856310, 2165695, 2227572, 2598834, 2784465, 3712620, 3898251, 4331390, 5197668, 5568930, 6497085, 7796502, 8662780, 11137860, 12994170, 15593004, 19491255, 25988340, 38982510, 77965020]

約数ペア:

[(1, 77965020), (2, 38982510), (3, 25988340), (4, 19491255), (5, 15593004), (6, 12994170), (7, 11137860), (9, 8662780), (10, 7796502), (12, 6497085), (14, 5568930), (15, 5197668), (18, 4331390), (20, 3898251), (21, 3712620), (28, 2784465), (30, 2598834), (35, 2227572), (36, 2165695), (42, 1856310), (43, 1813140), (45, 1732556), (60, 1299417), (63, 1237540), (70, 1113786), (84, 928155), (86, 906570), (90, 866278), (105, 742524), (126, 618770), (129, 604380), (140, 556893), (172, 453285), (180, 433139), (210, 371262), (215, 362628), (252, 309385), (258, 302190), (301, 259020), (315, 247508), (387, 201460), (420, 185631), (430, 181314), (516, 151095), (602, 129510), (630, 123754), (645, 120876), (774, 100730), (860, 90657), (903, 86340), (1204, 64755), (1260, 61877), (1290, 60438), (1439, 54180), (1505, 51804), (1548, 50365), (1806, 43170), (1935, 40292), (2580, 30219), (2709, 28780), (2878, 27090), (3010, 25902), (3612, 21585), (3870, 20146), (4317, 18060), (4515, 17268), (5418, 14390), (5756, 13545), (6020, 12951), (7195, 10836), (7740, 10073), (8634, 9030)]