426888980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1$

素因数の和:314

約数の個数: 144

約数和(自身を含む): 1094211216

約数和(自身を除く): 667322236

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 49, 61, 70, 74, 98, 122, 140, 148, 185, 193, 196, 244, 245, 259, 305, 370, 386, 427, 490, 518, 610, 740, 772, 854, 965, 980, 1036, 1220, 1295, 1351, 1708, 1813, 1930, 2135, 2257, 2590, 2702, 2989, 3626, 3860, 4270, 4514, 5180, 5404, 5978, 6755, 7141, 7252, 8540, 9028, 9065, 9457, 11285, 11773, 11956, 13510, 14282, 14945, 15799, 18130, 18914, 22570, 23546, 27020, 28564, 29890, 31598, 35705, 36260, 37828, 45140, 47092, 47285, 49987, 58865, 59780, 63196, 71410, 78995, 82411, 94570, 99974, 110593, 117730, 142820, 157990, 164822, 189140, 199948, 221186, 235460, 249935, 315980, 329644, 349909, 412055, 435601, 442372, 499870, 552965, 576877, 699818, 824110, 871202, 999740, 1105930, 1153754, 1399636, 1648220, 1742404, 1749545, 2178005, 2211860, 2307508, 2884385, 3049207, 3499090, 4356010, 5768770, 6098414, 6998180, 8712020, 11537540, 12196828, 15246035, 21344449, 30492070, 42688898, 60984140, 85377796, 106722245, 213444490, 426888980]

約数ペア:

[(1, 426888980), (2, 213444490), (4, 106722245), (5, 85377796), (7, 60984140), (10, 42688898), (14, 30492070), (20, 21344449), (28, 15246035), (35, 12196828), (37, 11537540), (49, 8712020), (61, 6998180), (70, 6098414), (74, 5768770), (98, 4356010), (122, 3499090), (140, 3049207), (148, 2884385), (185, 2307508), (193, 2211860), (196, 2178005), (244, 1749545), (245, 1742404), (259, 1648220), (305, 1399636), (370, 1153754), (386, 1105930), (427, 999740), (490, 871202), (518, 824110), (610, 699818), (740, 576877), (772, 552965), (854, 499870), (965, 442372), (980, 435601), (1036, 412055), (1220, 349909), (1295, 329644), (1351, 315980), (1708, 249935), (1813, 235460), (1930, 221186), (2135, 199948), (2257, 189140), (2590, 164822), (2702, 157990), (2989, 142820), (3626, 117730), (3860, 110593), (4270, 99974), (4514, 94570), (5180, 82411), (5404, 78995), (5978, 71410), (6755, 63196), (7141, 59780), (7252, 58865), (8540, 49987), (9028, 47285), (9065, 47092), (9457, 45140), (11285, 37828), (11773, 36260), (11956, 35705), (13510, 31598), (14282, 29890), (14945, 28564), (15799, 27020), (18130, 23546), (18914, 22570)]