201032920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:353

約数の個数: 128

約数和(自身を含む): 526176000

約数和(自身を除く): 325143080

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 139, 152, 173, 190, 209, 220, 278, 346, 380, 418, 440, 556, 692, 695, 760, 836, 865, 1045, 1112, 1384, 1390, 1529, 1672, 1730, 1903, 2090, 2641, 2780, 3058, 3287, 3460, 3806, 4180, 5282, 5560, 6116, 6574, 6920, 7612, 7645, 8360, 9515, 10564, 12232, 13148, 13205, 15224, 15290, 16435, 19030, 21128, 24047, 26296, 26410, 29051, 30580, 32870, 36157, 38060, 48094, 52820, 58102, 61160, 65740, 72314, 76120, 96188, 105640, 116204, 120235, 131480, 144628, 145255, 180785, 192376, 232408, 240470, 264517, 289256, 290510, 361570, 456893, 480940, 529034, 581020, 723140, 913786, 961880, 1058068, 1162040, 1322585, 1446280, 1827572, 2116136, 2284465, 2645170, 3655144, 4568930, 5025823, 5290340, 9137860, 10051646, 10580680, 18275720, 20103292, 25129115, 40206584, 50258230, 100516460, 201032920]

約数ペア:

[(1, 201032920), (2, 100516460), (4, 50258230), (5, 40206584), (8, 25129115), (10, 20103292), (11, 18275720), (19, 10580680), (20, 10051646), (22, 9137860), (38, 5290340), (40, 5025823), (44, 4568930), (55, 3655144), (76, 2645170), (88, 2284465), (95, 2116136), (110, 1827572), (139, 1446280), (152, 1322585), (173, 1162040), (190, 1058068), (209, 961880), (220, 913786), (278, 723140), (346, 581020), (380, 529034), (418, 480940), (440, 456893), (556, 361570), (692, 290510), (695, 289256), (760, 264517), (836, 240470), (865, 232408), (1045, 192376), (1112, 180785), (1384, 145255), (1390, 144628), (1529, 131480), (1672, 120235), (1730, 116204), (1903, 105640), (2090, 96188), (2641, 76120), (2780, 72314), (3058, 65740), (3287, 61160), (3460, 58102), (3806, 52820), (4180, 48094), (5282, 38060), (5560, 36157), (6116, 32870), (6574, 30580), (6920, 29051), (7612, 26410), (7645, 26296), (8360, 24047), (9515, 21128), (10564, 19030), (12232, 16435), (13148, 15290), (13205, 15224)]