129561640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:227

約数の個数: 128

約数和(自身を含む): 330220800

約数和(自身を除く): 200659160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 41, 52, 59, 65, 82, 103, 104, 118, 130, 164, 205, 206, 236, 260, 295, 328, 410, 412, 472, 515, 520, 533, 590, 767, 820, 824, 1030, 1066, 1180, 1339, 1534, 1640, 2060, 2132, 2360, 2419, 2665, 2678, 3068, 3835, 4120, 4223, 4264, 4838, 5330, 5356, 6077, 6136, 6695, 7670, 8446, 9676, 10660, 10712, 12095, 12154, 13390, 15340, 16892, 19352, 21115, 21320, 24190, 24308, 26780, 30385, 30680, 31447, 33784, 42230, 48380, 48616, 53560, 54899, 60770, 62894, 79001, 84460, 96760, 109798, 121540, 125788, 157235, 158002, 168920, 219596, 243080, 249157, 251576, 274495, 314470, 316004, 395005, 439192, 498314, 548990, 628940, 632008, 790010, 996628, 1097980, 1245785, 1257880, 1580020, 1993256, 2195960, 2491570, 3160040, 3239041, 4983140, 6478082, 9966280, 12956164, 16195205, 25912328, 32390410, 64780820, 129561640]

約数ペア:

[(1, 129561640), (2, 64780820), (4, 32390410), (5, 25912328), (8, 16195205), (10, 12956164), (13, 9966280), (20, 6478082), (26, 4983140), (40, 3239041), (41, 3160040), (52, 2491570), (59, 2195960), (65, 1993256), (82, 1580020), (103, 1257880), (104, 1245785), (118, 1097980), (130, 996628), (164, 790010), (205, 632008), (206, 628940), (236, 548990), (260, 498314), (295, 439192), (328, 395005), (410, 316004), (412, 314470), (472, 274495), (515, 251576), (520, 249157), (533, 243080), (590, 219596), (767, 168920), (820, 158002), (824, 157235), (1030, 125788), (1066, 121540), (1180, 109798), (1339, 96760), (1534, 84460), (1640, 79001), (2060, 62894), (2132, 60770), (2360, 54899), (2419, 53560), (2665, 48616), (2678, 48380), (3068, 42230), (3835, 33784), (4120, 31447), (4223, 30680), (4264, 30385), (4838, 26780), (5330, 24308), (5356, 24190), (6077, 21320), (6136, 21115), (6695, 19352), (7670, 16892), (8446, 15340), (9676, 13390), (10660, 12154), (10712, 12095)]