15696917740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{2243}}^1$

素因数の和:2496

約数の個数: 144

約数和(自身を含む): 39603386592

約数和(自身を除く): 23906468852

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 49, 70, 74, 98, 140, 148, 185, 193, 196, 245, 259, 370, 386, 490, 518, 740, 772, 965, 980, 1036, 1295, 1351, 1813, 1930, 2243, 2590, 2702, 3626, 3860, 4486, 5180, 5404, 6755, 7141, 7252, 8972, 9065, 9457, 11215, 13510, 14282, 15701, 18130, 18914, 22430, 27020, 28564, 31402, 35705, 36260, 37828, 44860, 47285, 49987, 62804, 71410, 78505, 82991, 94570, 99974, 109907, 142820, 157010, 165982, 189140, 199948, 219814, 249935, 314020, 331964, 349909, 414955, 432899, 439628, 499870, 549535, 580937, 699818, 829910, 865798, 999740, 1099070, 1161874, 1399636, 1659820, 1731596, 1749545, 2164495, 2198140, 2323748, 2904685, 3030293, 3499090, 4066559, 4328990, 5809370, 6060586, 6998180, 8133118, 8657980, 11618740, 12121172, 15151465, 16017263, 16266236, 20332795, 21212051, 30302930, 32034526, 40665590, 42424102, 60605860, 64069052, 80086315, 81331180, 84848204, 106060255, 112120841, 160172630, 212120510, 224241682, 320345260, 424241020, 448483364, 560604205, 784845887, 1121208410, 1569691774, 2242416820, 3139383548, 3924229435, 7848458870, 15696917740]

約数ペア:

[(1, 15696917740), (2, 7848458870), (4, 3924229435), (5, 3139383548), (7, 2242416820), (10, 1569691774), (14, 1121208410), (20, 784845887), (28, 560604205), (35, 448483364), (37, 424241020), (49, 320345260), (70, 224241682), (74, 212120510), (98, 160172630), (140, 112120841), (148, 106060255), (185, 84848204), (193, 81331180), (196, 80086315), (245, 64069052), (259, 60605860), (370, 42424102), (386, 40665590), (490, 32034526), (518, 30302930), (740, 21212051), (772, 20332795), (965, 16266236), (980, 16017263), (1036, 15151465), (1295, 12121172), (1351, 11618740), (1813, 8657980), (1930, 8133118), (2243, 6998180), (2590, 6060586), (2702, 5809370), (3626, 4328990), (3860, 4066559), (4486, 3499090), (5180, 3030293), (5404, 2904685), (6755, 2323748), (7141, 2198140), (7252, 2164495), (8972, 1749545), (9065, 1731596), (9457, 1659820), (11215, 1399636), (13510, 1161874), (14282, 1099070), (15701, 999740), (18130, 865798), (18914, 829910), (22430, 699818), (27020, 580937), (28564, 549535), (31402, 499870), (35705, 439628), (36260, 432899), (37828, 414955), (44860, 349909), (47285, 331964), (49987, 314020), (62804, 249935), (71410, 219814), (78505, 199948), (82991, 189140), (94570, 165982), (99974, 157010), (109907, 142820)]