18619481640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{217619}}^1$

素因数の和:217687

約数の個数: 128

約数和(自身を含む): 60167577600

約数和(自身を除く): 41548095960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 31, 40, 46, 60, 62, 69, 92, 93, 115, 120, 124, 138, 155, 184, 186, 230, 248, 276, 310, 345, 372, 460, 465, 552, 620, 690, 713, 744, 920, 930, 1240, 1380, 1426, 1860, 2139, 2760, 2852, 3565, 3720, 4278, 5704, 7130, 8556, 10695, 14260, 17112, 21390, 28520, 42780, 85560, 217619, 435238, 652857, 870476, 1088095, 1305714, 1740952, 2176190, 2611428, 3264285, 4352380, 5005237, 5222856, 6528570, 6746189, 8704760, 10010474, 13057140, 13492378, 15015711, 20020948, 20238567, 25026185, 26114280, 26984756, 30031422, 33730945, 40041896, 40477134, 50052370, 53969512, 60062844, 67461890, 75078555, 80954268, 100104740, 101192835, 120125688, 134923780, 150157110, 155162347, 161908536, 200209480, 202385670, 269847560, 300314220, 310324694, 404771340, 465487041, 600628440, 620649388, 775811735, 809542680, 930974082, 1241298776, 1551623470, 1861948164, 2327435205, 3103246940, 3723896328, 4654870410, 6206493880, 9309740820, 18619481640]

約数ペア:

[(1, 18619481640), (2, 9309740820), (3, 6206493880), (4, 4654870410), (5, 3723896328), (6, 3103246940), (8, 2327435205), (10, 1861948164), (12, 1551623470), (15, 1241298776), (20, 930974082), (23, 809542680), (24, 775811735), (30, 620649388), (31, 600628440), (40, 465487041), (46, 404771340), (60, 310324694), (62, 300314220), (69, 269847560), (92, 202385670), (93, 200209480), (115, 161908536), (120, 155162347), (124, 150157110), (138, 134923780), (155, 120125688), (184, 101192835), (186, 100104740), (230, 80954268), (248, 75078555), (276, 67461890), (310, 60062844), (345, 53969512), (372, 50052370), (460, 40477134), (465, 40041896), (552, 33730945), (620, 30031422), (690, 26984756), (713, 26114280), (744, 25026185), (920, 20238567), (930, 20020948), (1240, 15015711), (1380, 13492378), (1426, 13057140), (1860, 10010474), (2139, 8704760), (2760, 6746189), (2852, 6528570), (3565, 5222856), (3720, 5005237), (4278, 4352380), (5704, 3264285), (7130, 2611428), (8556, 2176190), (10695, 1740952), (14260, 1305714), (17112, 1088095), (21390, 870476), (28520, 652857), (42780, 435238), (85560, 217619)]