30481080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{277}}^1$

素因数の和:429

約数の個数: 128

約数和(自身を含む): 105684480

約数和(自身を除く): 75203400

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, 70, 84, 105, 120, 131, 140, 168, 210, 262, 277, 280, 393, 420, 524, 554, 655, 786, 831, 840, 917, 1048, 1108, 1310, 1385, 1572, 1662, 1834, 1939, 1965, 2216, 2620, 2751, 2770, 3144, 3324, 3668, 3878, 3930, 4155, 4585, 5240, 5502, 5540, 5817, 6648, 7336, 7756, 7860, 8310, 9170, 9695, 11004, 11080, 11634, 13755, 15512, 15720, 16620, 18340, 19390, 22008, 23268, 27510, 29085, 33240, 36287, 36680, 38780, 46536, 55020, 58170, 72574, 77560, 108861, 110040, 116340, 145148, 181435, 217722, 232680, 254009, 290296, 362870, 435444, 508018, 544305, 725740, 762027, 870888, 1016036, 1088610, 1270045, 1451480, 1524054, 2032072, 2177220, 2540090, 3048108, 3810135, 4354440, 5080180, 6096216, 7620270, 10160360, 15240540, 30481080]

約数ペア:

[(1, 30481080), (2, 15240540), (3, 10160360), (4, 7620270), (5, 6096216), (6, 5080180), (7, 4354440), (8, 3810135), (10, 3048108), (12, 2540090), (14, 2177220), (15, 2032072), (20, 1524054), (21, 1451480), (24, 1270045), (28, 1088610), (30, 1016036), (35, 870888), (40, 762027), (42, 725740), (56, 544305), (60, 508018), (70, 435444), (84, 362870), (105, 290296), (120, 254009), (131, 232680), (140, 217722), (168, 181435), (210, 145148), (262, 116340), (277, 110040), (280, 108861), (393, 77560), (420, 72574), (524, 58170), (554, 55020), (655, 46536), (786, 38780), (831, 36680), (840, 36287), (917, 33240), (1048, 29085), (1108, 27510), (1310, 23268), (1385, 22008), (1572, 19390), (1662, 18340), (1834, 16620), (1939, 15720), (1965, 15512), (2216, 13755), (2620, 11634), (2751, 11080), (2770, 11004), (3144, 9695), (3324, 9170), (3668, 8310), (3878, 7860), (3930, 7756), (4155, 7336), (4585, 6648), (5240, 5817), (5502, 5540)]