87640410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{659}}^1$

素因数の和:724

約数の個数: 128

約数和(自身を含む): 255467520

約数和(自身を除く): 167827110

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 30, 31, 33, 39, 55, 62, 65, 66, 78, 93, 110, 130, 143, 155, 165, 186, 195, 286, 310, 330, 341, 390, 403, 429, 465, 659, 682, 715, 806, 858, 930, 1023, 1209, 1318, 1430, 1705, 1977, 2015, 2046, 2145, 2418, 3295, 3410, 3954, 4030, 4290, 4433, 5115, 6045, 6590, 7249, 8567, 8866, 9885, 10230, 12090, 13299, 14498, 17134, 19770, 20429, 21747, 22165, 25701, 26598, 36245, 40858, 42835, 43494, 44330, 51402, 61287, 66495, 72490, 85670, 94237, 102145, 108735, 122574, 128505, 132990, 188474, 204290, 217470, 224719, 257010, 265577, 282711, 306435, 449438, 471185, 531154, 565422, 612870, 674157, 796731, 942370, 1123595, 1327885, 1348314, 1413555, 1593462, 2247190, 2655770, 2827110, 2921347, 3370785, 3983655, 5842694, 6741570, 7967310, 8764041, 14606735, 17528082, 29213470, 43820205, 87640410]

約数ペア:

[(1, 87640410), (2, 43820205), (3, 29213470), (5, 17528082), (6, 14606735), (10, 8764041), (11, 7967310), (13, 6741570), (15, 5842694), (22, 3983655), (26, 3370785), (30, 2921347), (31, 2827110), (33, 2655770), (39, 2247190), (55, 1593462), (62, 1413555), (65, 1348314), (66, 1327885), (78, 1123595), (93, 942370), (110, 796731), (130, 674157), (143, 612870), (155, 565422), (165, 531154), (186, 471185), (195, 449438), (286, 306435), (310, 282711), (330, 265577), (341, 257010), (390, 224719), (403, 217470), (429, 204290), (465, 188474), (659, 132990), (682, 128505), (715, 122574), (806, 108735), (858, 102145), (930, 94237), (1023, 85670), (1209, 72490), (1318, 66495), (1430, 61287), (1705, 51402), (1977, 44330), (2015, 43494), (2046, 42835), (2145, 40858), (2418, 36245), (3295, 26598), (3410, 25701), (3954, 22165), (4030, 21747), (4290, 20429), (4433, 19770), (5115, 17134), (6045, 14498), (6590, 13299), (7249, 12090), (8567, 10230), (8866, 9885)]