207880680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{4057}}^1$

素因数の和:4139

約数の個数: 128

約数和(自身を含む): 724596480

約数和(自身を除く): 516715800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 61, 70, 84, 105, 120, 122, 140, 168, 183, 210, 244, 280, 305, 366, 420, 427, 488, 610, 732, 840, 854, 915, 1220, 1281, 1464, 1708, 1830, 2135, 2440, 2562, 3416, 3660, 4057, 4270, 5124, 6405, 7320, 8114, 8540, 10248, 12171, 12810, 16228, 17080, 20285, 24342, 25620, 28399, 32456, 40570, 48684, 51240, 56798, 60855, 81140, 85197, 97368, 113596, 121710, 141995, 162280, 170394, 227192, 243420, 247477, 283990, 340788, 425985, 486840, 494954, 567980, 681576, 742431, 851970, 989908, 1135960, 1237385, 1484862, 1703940, 1732339, 1979816, 2474770, 2969724, 3407880, 3464678, 3712155, 4949540, 5197017, 5939448, 6929356, 7424310, 8661695, 9899080, 10394034, 13858712, 14848620, 17323390, 20788068, 25985085, 29697240, 34646780, 41576136, 51970170, 69293560, 103940340, 207880680]

約数ペア:

[(1, 207880680), (2, 103940340), (3, 69293560), (4, 51970170), (5, 41576136), (6, 34646780), (7, 29697240), (8, 25985085), (10, 20788068), (12, 17323390), (14, 14848620), (15, 13858712), (20, 10394034), (21, 9899080), (24, 8661695), (28, 7424310), (30, 6929356), (35, 5939448), (40, 5197017), (42, 4949540), (56, 3712155), (60, 3464678), (61, 3407880), (70, 2969724), (84, 2474770), (105, 1979816), (120, 1732339), (122, 1703940), (140, 1484862), (168, 1237385), (183, 1135960), (210, 989908), (244, 851970), (280, 742431), (305, 681576), (366, 567980), (420, 494954), (427, 486840), (488, 425985), (610, 340788), (732, 283990), (840, 247477), (854, 243420), (915, 227192), (1220, 170394), (1281, 162280), (1464, 141995), (1708, 121710), (1830, 113596), (2135, 97368), (2440, 85197), (2562, 81140), (3416, 60855), (3660, 56798), (4057, 51240), (4270, 48684), (5124, 40570), (6405, 32456), (7320, 28399), (8114, 25620), (8540, 24342), (10248, 20285), (12171, 17080), (12810, 16228)]