620375340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{193}}^1\times {\mathrm{317}}^1$

素因数の和:548

約数の個数: 144

約数和(自身を含む): 1896658848

約数和(自身を除く): 1276283508

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 193, 195, 260, 317, 338, 386, 390, 507, 579, 634, 676, 772, 780, 845, 951, 965, 1014, 1158, 1268, 1585, 1690, 1902, 1930, 2028, 2316, 2509, 2535, 2895, 3170, 3380, 3804, 3860, 4121, 4755, 5018, 5070, 5790, 6340, 7527, 8242, 9510, 10036, 10140, 11580, 12363, 12545, 15054, 16484, 19020, 20605, 24726, 25090, 30108, 32617, 37635, 41210, 49452, 50180, 53573, 61181, 61815, 65234, 75270, 82420, 97851, 107146, 122362, 123630, 130468, 150540, 160719, 163085, 183543, 195702, 214292, 244724, 247260, 267865, 305905, 321438, 326170, 367086, 391404, 489255, 535730, 611810, 642876, 652340, 734172, 795353, 803595, 917715, 978510, 1071460, 1223620, 1590706, 1607190, 1835430, 1957020, 2386059, 3181412, 3214380, 3670860, 3976765, 4772118, 7953530, 9544236, 10339589, 11930295, 15907060, 20679178, 23860590, 31018767, 41358356, 47721180, 51697945, 62037534, 103395890, 124075068, 155093835, 206791780, 310187670, 620375340]

約数ペア:

[(1, 620375340), (2, 310187670), (3, 206791780), (4, 155093835), (5, 124075068), (6, 103395890), (10, 62037534), (12, 51697945), (13, 47721180), (15, 41358356), (20, 31018767), (26, 23860590), (30, 20679178), (39, 15907060), (52, 11930295), (60, 10339589), (65, 9544236), (78, 7953530), (130, 4772118), (156, 3976765), (169, 3670860), (193, 3214380), (195, 3181412), (260, 2386059), (317, 1957020), (338, 1835430), (386, 1607190), (390, 1590706), (507, 1223620), (579, 1071460), (634, 978510), (676, 917715), (772, 803595), (780, 795353), (845, 734172), (951, 652340), (965, 642876), (1014, 611810), (1158, 535730), (1268, 489255), (1585, 391404), (1690, 367086), (1902, 326170), (1930, 321438), (2028, 305905), (2316, 267865), (2509, 247260), (2535, 244724), (2895, 214292), (3170, 195702), (3380, 183543), (3804, 163085), (3860, 160719), (4121, 150540), (4755, 130468), (5018, 123630), (5070, 122362), (5790, 107146), (6340, 97851), (7527, 82420), (8242, 75270), (9510, 65234), (10036, 61815), (10140, 61181), (11580, 53573), (12363, 50180), (12545, 49452), (15054, 41210), (16484, 37635), (19020, 32617), (20605, 30108), (24726, 25090)]