18446887980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{337}}^1\times {\mathrm{8219}}^1$

素因数の和:8608

約数の個数: 144

約数和(自身を含む): 57645413280

約数和(自身を除く): 39198525300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 337, 370, 444, 555, 666, 674, 740, 1011, 1110, 1332, 1348, 1665, 1685, 2022, 2220, 3033, 3330, 3370, 4044, 5055, 6066, 6660, 6740, 8219, 10110, 12132, 12469, 15165, 16438, 20220, 24657, 24938, 30330, 32876, 37407, 41095, 49314, 49876, 60660, 62345, 73971, 74814, 82190, 98628, 112221, 123285, 124690, 147942, 149628, 164380, 187035, 224442, 246570, 249380, 295884, 304103, 369855, 374070, 448884, 493140, 561105, 608206, 739710, 748140, 912309, 1122210, 1216412, 1479420, 1520515, 1824618, 2244420, 2736927, 2769803, 3041030, 3649236, 4561545, 5473854, 5539606, 6082060, 8309409, 9123090, 10947708, 11079212, 13684635, 13849015, 16618818, 18246180, 24928227, 27369270, 27698030, 33237636, 41547045, 49856454, 54738540, 55396060, 83094090, 99712908, 102482711, 124641135, 166188180, 204965422, 249282270, 307448133, 409930844, 498564540, 512413555, 614896266, 922344399, 1024827110, 1229792532, 1537240665, 1844688798, 2049654220, 3074481330, 3689377596, 4611721995, 6148962660, 9223443990, 18446887980]

約数ペア:

[(1, 18446887980), (2, 9223443990), (3, 6148962660), (4, 4611721995), (5, 3689377596), (6, 3074481330), (9, 2049654220), (10, 1844688798), (12, 1537240665), (15, 1229792532), (18, 1024827110), (20, 922344399), (30, 614896266), (36, 512413555), (37, 498564540), (45, 409930844), (60, 307448133), (74, 249282270), (90, 204965422), (111, 166188180), (148, 124641135), (180, 102482711), (185, 99712908), (222, 83094090), (333, 55396060), (337, 54738540), (370, 49856454), (444, 41547045), (555, 33237636), (666, 27698030), (674, 27369270), (740, 24928227), (1011, 18246180), (1110, 16618818), (1332, 13849015), (1348, 13684635), (1665, 11079212), (1685, 10947708), (2022, 9123090), (2220, 8309409), (3033, 6082060), (3330, 5539606), (3370, 5473854), (4044, 4561545), (5055, 3649236), (6066, 3041030), (6660, 2769803), (6740, 2736927), (8219, 2244420), (10110, 1824618), (12132, 1520515), (12469, 1479420), (15165, 1216412), (16438, 1122210), (20220, 912309), (24657, 748140), (24938, 739710), (30330, 608206), (32876, 561105), (37407, 493140), (41095, 448884), (49314, 374070), (49876, 369855), (60660, 304103), (62345, 295884), (73971, 249380), (74814, 246570), (82190, 224442), (98628, 187035), (112221, 164380), (123285, 149628), (124690, 147942)]