2780641080

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{18089}}^1$

素因数の和:18174

約数の個数: 192

約数和(自身を含む): 10497988800

約数和(自身を除く): 7717347720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 61, 63, 70, 72, 84, 90, 105, 120, 122, 126, 140, 168, 180, 183, 210, 244, 252, 280, 305, 315, 360, 366, 420, 427, 488, 504, 549, 610, 630, 732, 840, 854, 915, 1098, 1220, 1260, 1281, 1464, 1708, 1830, 2135, 2196, 2440, 2520, 2562, 2745, 3416, 3660, 3843, 4270, 4392, 5124, 5490, 6405, 7320, 7686, 8540, 10248, 10980, 12810, 15372, 17080, 18089, 19215, 21960, 25620, 30744, 36178, 38430, 51240, 54267, 72356, 76860, 90445, 108534, 126623, 144712, 153720, 162801, 180890, 217068, 253246, 271335, 325602, 361780, 379869, 434136, 506492, 542670, 633115, 651204, 723560, 759738, 814005, 1012984, 1085340, 1103429, 1139607, 1266230, 1302408, 1519476, 1628010, 1899345, 2170680, 2206858, 2279214, 2532460, 3038952, 3256020, 3310287, 3798690, 4413716, 4558428, 5064920, 5517145, 5698035, 6512040, 6620574, 7597380, 7724003, 8827432, 9116856, 9930861, 11034290, 11396070, 13241148, 15194760, 15448006, 16551435, 19861722, 22068580, 22792140, 23172009, 26482296, 30896012, 33102870, 38620015, 39723444, 44137160, 45584280, 46344018, 49654305, 61792024, 66205740, 69516027, 77240030, 79446888, 92688036, 99308610, 115860045, 132411480, 139032054, 154480060, 185376072, 198617220, 231720090, 278064108, 308960120, 347580135, 397234440, 463440180, 556128216, 695160270, 926880360, 1390320540, 2780641080]

約数ペア:

[(1, 2780641080), (2, 1390320540), (3, 926880360), (4, 695160270), (5, 556128216), (6, 463440180), (7, 397234440), (8, 347580135), (9, 308960120), (10, 278064108), (12, 231720090), (14, 198617220), (15, 185376072), (18, 154480060), (20, 139032054), (21, 132411480), (24, 115860045), (28, 99308610), (30, 92688036), (35, 79446888), (36, 77240030), (40, 69516027), (42, 66205740), (45, 61792024), (56, 49654305), (60, 46344018), (61, 45584280), (63, 44137160), (70, 39723444), (72, 38620015), (84, 33102870), (90, 30896012), (105, 26482296), (120, 23172009), (122, 22792140), (126, 22068580), (140, 19861722), (168, 16551435), (180, 15448006), (183, 15194760), (210, 13241148), (244, 11396070), (252, 11034290), (280, 9930861), (305, 9116856), (315, 8827432), (360, 7724003), (366, 7597380), (420, 6620574), (427, 6512040), (488, 5698035), (504, 5517145), (549, 5064920), (610, 4558428), (630, 4413716), (732, 3798690), (840, 3310287), (854, 3256020), (915, 3038952), (1098, 2532460), (1220, 2279214), (1260, 2206858), (1281, 2170680), (1464, 1899345), (1708, 1628010), (1830, 1519476), (2135, 1302408), (2196, 1266230), (2440, 1139607), (2520, 1103429), (2562, 1085340), (2745, 1012984), (3416, 814005), (3660, 759738), (3843, 723560), (4270, 651204), (4392, 633115), (5124, 542670), (5490, 506492), (6405, 434136), (7320, 379869), (7686, 361780), (8540, 325602), (10248, 271335), (10980, 253246), (12810, 217068), (15372, 180890), (17080, 162801), (18089, 153720), (19215, 144712), (21960, 126623), (25620, 108534), (30744, 90445), (36178, 76860), (38430, 72356), (51240, 54267)]