13215204870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{977}}^1\times {\mathrm{1571}}^1$

素因数の和:2606

約数の個数: 128

約数和(自身を含む): 37193167872

約数和(自身を除く): 23977963002

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 41, 42, 70, 82, 105, 123, 205, 210, 246, 287, 410, 574, 615, 861, 977, 1230, 1435, 1571, 1722, 1954, 2870, 2931, 3142, 4305, 4713, 4885, 5862, 6839, 7855, 8610, 9426, 9770, 10997, 13678, 14655, 15710, 20517, 21994, 23565, 29310, 32991, 34195, 40057, 41034, 47130, 54985, 64411, 65982, 68390, 80114, 102585, 109970, 120171, 128822, 164955, 193233, 200285, 205170, 240342, 280399, 322055, 329910, 386466, 400570, 450877, 560798, 600855, 644110, 841197, 901754, 966165, 1201710, 1352631, 1401995, 1534867, 1682394, 1932330, 2254385, 2705262, 2803990, 3069734, 4205985, 4508770, 4604601, 6763155, 7674335, 8411970, 9209202, 10744069, 13526310, 15348670, 21488138, 23023005, 32232207, 46046010, 53720345, 62929547, 64464414, 107440690, 125859094, 161161035, 188788641, 314647735, 322322070, 377577282, 440506829, 629295470, 881013658, 943943205, 1321520487, 1887886410, 2202534145, 2643040974, 4405068290, 6607602435, 13215204870]

約数ペア:

[(1, 13215204870), (2, 6607602435), (3, 4405068290), (5, 2643040974), (6, 2202534145), (7, 1887886410), (10, 1321520487), (14, 943943205), (15, 881013658), (21, 629295470), (30, 440506829), (35, 377577282), (41, 322322070), (42, 314647735), (70, 188788641), (82, 161161035), (105, 125859094), (123, 107440690), (205, 64464414), (210, 62929547), (246, 53720345), (287, 46046010), (410, 32232207), (574, 23023005), (615, 21488138), (861, 15348670), (977, 13526310), (1230, 10744069), (1435, 9209202), (1571, 8411970), (1722, 7674335), (1954, 6763155), (2870, 4604601), (2931, 4508770), (3142, 4205985), (4305, 3069734), (4713, 2803990), (4885, 2705262), (5862, 2254385), (6839, 1932330), (7855, 1682394), (8610, 1534867), (9426, 1401995), (9770, 1352631), (10997, 1201710), (13678, 966165), (14655, 901754), (15710, 841197), (20517, 644110), (21994, 600855), (23565, 560798), (29310, 450877), (32991, 400570), (34195, 386466), (40057, 329910), (41034, 322055), (47130, 280399), (54985, 240342), (64411, 205170), (65982, 200285), (68390, 193233), (80114, 164955), (102585, 128822), (109970, 120171)]