284912520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139663}}^1$

素因数の和:139694

約数の個数: 64

約数和(自身を含む): 905022720

約数和(自身を除く): 620110200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 139663, 279326, 418989, 558652, 698315, 837978, 1117304, 1396630, 1675956, 2094945, 2374271, 2793260, 3351912, 4189890, 4748542, 5586520, 7122813, 8379780, 9497084, 11871355, 14245626, 16759560, 18994168, 23742710, 28491252, 35614065, 47485420, 56982504, 71228130, 94970840, 142456260, 284912520]

約数ペア:

[(1, 284912520), (2, 142456260), (3, 94970840), (4, 71228130), (5, 56982504), (6, 47485420), (8, 35614065), (10, 28491252), (12, 23742710), (15, 18994168), (17, 16759560), (20, 14245626), (24, 11871355), (30, 9497084), (34, 8379780), (40, 7122813), (51, 5586520), (60, 4748542), (68, 4189890), (85, 3351912), (102, 2793260), (120, 2374271), (136, 2094945), (170, 1675956), (204, 1396630), (255, 1117304), (340, 837978), (408, 698315), (510, 558652), (680, 418989), (1020, 279326), (2040, 139663)]