2749152780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1388461}}^1$

素因数の和:1388487

約数の個数: 72

約数和(自身を含む): 9097203024

約数和(自身を除く): 6348050244

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 1388461, 2776922, 4165383, 5553844, 6942305, 8330766, 12496149, 13884610, 15273071, 16661532, 20826915, 24992298, 27769220, 30546142, 41653830, 45819213, 49984596, 61092284, 62480745, 76365355, 83307660, 91638426, 124961490, 137457639, 152730710, 183276852, 229096065, 249922980, 274915278, 305461420, 458192130, 549830556, 687288195, 916384260, 1374576390, 2749152780]

約数ペア:

[(1, 2749152780), (2, 1374576390), (3, 916384260), (4, 687288195), (5, 549830556), (6, 458192130), (9, 305461420), (10, 274915278), (11, 249922980), (12, 229096065), (15, 183276852), (18, 152730710), (20, 137457639), (22, 124961490), (30, 91638426), (33, 83307660), (36, 76365355), (44, 62480745), (45, 61092284), (55, 49984596), (60, 45819213), (66, 41653830), (90, 30546142), (99, 27769220), (110, 24992298), (132, 20826915), (165, 16661532), (180, 15273071), (198, 13884610), (220, 12496149), (330, 8330766), (396, 6942305), (495, 5553844), (660, 4165383), (990, 2776922), (1980, 1388461)]