13721000820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{811}}^1\times {\mathrm{7621}}^1$

素因数の和:8481

約数の個数: 96

約数和(自身を含む): 39510984576

約数和(自身を除く): 25789983756

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 811, 1110, 1622, 2220, 2433, 3244, 4055, 4866, 7621, 8110, 9732, 12165, 15242, 16220, 22863, 24330, 30007, 30484, 38105, 45726, 48660, 60014, 76210, 90021, 91452, 114315, 120028, 150035, 152420, 180042, 228630, 281977, 300070, 360084, 450105, 457260, 563954, 600140, 845931, 900210, 1127908, 1409885, 1691862, 1800420, 2819770, 3383724, 4229655, 5639540, 6180631, 8459310, 12361262, 16918620, 18541893, 24722524, 30903155, 37083786, 61806310, 74167572, 92709465, 123612620, 185418930, 228683347, 370837860, 457366694, 686050041, 914733388, 1143416735, 1372100082, 2286833470, 2744200164, 3430250205, 4573666940, 6860500410, 13721000820]

約数ペア:

[(1, 13721000820), (2, 6860500410), (3, 4573666940), (4, 3430250205), (5, 2744200164), (6, 2286833470), (10, 1372100082), (12, 1143416735), (15, 914733388), (20, 686050041), (30, 457366694), (37, 370837860), (60, 228683347), (74, 185418930), (111, 123612620), (148, 92709465), (185, 74167572), (222, 61806310), (370, 37083786), (444, 30903155), (555, 24722524), (740, 18541893), (811, 16918620), (1110, 12361262), (1622, 8459310), (2220, 6180631), (2433, 5639540), (3244, 4229655), (4055, 3383724), (4866, 2819770), (7621, 1800420), (8110, 1691862), (9732, 1409885), (12165, 1127908), (15242, 900210), (16220, 845931), (22863, 600140), (24330, 563954), (30007, 457260), (30484, 450105), (38105, 360084), (45726, 300070), (48660, 281977), (60014, 228630), (76210, 180042), (90021, 152420), (91452, 150035), (114315, 120028)]