205855320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{563}}^1$

素因数の和:865

約数の個数: 128

約数和(自身を含む): 677341440

約数和(自身を除く): 471486120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 277, 330, 440, 554, 563, 660, 831, 1108, 1126, 1320, 1385, 1662, 1689, 2216, 2252, 2770, 2815, 3047, 3324, 3378, 4155, 4504, 5540, 5630, 6094, 6193, 6648, 6756, 8310, 8445, 9141, 11080, 11260, 12188, 12386, 13512, 15235, 16620, 16890, 18282, 18579, 22520, 24376, 24772, 30470, 30965, 33240, 33780, 36564, 37158, 45705, 49544, 60940, 61930, 67560, 73128, 74316, 91410, 92895, 121880, 123860, 148632, 155951, 182820, 185790, 247720, 311902, 365640, 371580, 467853, 623804, 743160, 779755, 935706, 1247608, 1559510, 1715461, 1871412, 2339265, 3119020, 3430922, 3742824, 4678530, 5146383, 6238040, 6861844, 8577305, 9357060, 10292766, 13723688, 17154610, 18714120, 20585532, 25731915, 34309220, 41171064, 51463830, 68618440, 102927660, 205855320]

約数ペア:

[(1, 205855320), (2, 102927660), (3, 68618440), (4, 51463830), (5, 41171064), (6, 34309220), (8, 25731915), (10, 20585532), (11, 18714120), (12, 17154610), (15, 13723688), (20, 10292766), (22, 9357060), (24, 8577305), (30, 6861844), (33, 6238040), (40, 5146383), (44, 4678530), (55, 3742824), (60, 3430922), (66, 3119020), (88, 2339265), (110, 1871412), (120, 1715461), (132, 1559510), (165, 1247608), (220, 935706), (264, 779755), (277, 743160), (330, 623804), (440, 467853), (554, 371580), (563, 365640), (660, 311902), (831, 247720), (1108, 185790), (1126, 182820), (1320, 155951), (1385, 148632), (1662, 123860), (1689, 121880), (2216, 92895), (2252, 91410), (2770, 74316), (2815, 73128), (3047, 67560), (3324, 61930), (3378, 60940), (4155, 49544), (4504, 45705), (5540, 37158), (5630, 36564), (6094, 33780), (6193, 33240), (6648, 30965), (6756, 30470), (8310, 24772), (8445, 24376), (9141, 22520), (11080, 18579), (11260, 18282), (12188, 16890), (12386, 16620), (13512, 15235)]