331364788

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1$

素因数の和:305

約数の個数: 72

約数和(自身を含む): 651921480

約数和(自身を除く): 320556692

約数列:

[1, 2, 4, 19, 29, 38, 41, 58, 76, 82, 116, 164, 193, 361, 386, 551, 722, 772, 779, 1102, 1189, 1444, 1558, 2204, 2378, 3116, 3667, 4756, 5597, 7334, 7913, 10469, 11194, 14668, 14801, 15826, 20938, 22388, 22591, 29602, 31652, 41876, 45182, 59204, 69673, 90364, 106343, 139346, 150347, 212686, 229477, 278692, 300694, 425372, 429229, 458954, 601388, 858458, 917908, 1716916, 2020517, 2856593, 4041034, 4360063, 5713186, 8082068, 8720126, 11426372, 17440252, 82841197, 165682394, 331364788]

約数ペア:

[(1, 331364788), (2, 165682394), (4, 82841197), (19, 17440252), (29, 11426372), (38, 8720126), (41, 8082068), (58, 5713186), (76, 4360063), (82, 4041034), (116, 2856593), (164, 2020517), (193, 1716916), (361, 917908), (386, 858458), (551, 601388), (722, 458954), (772, 429229), (779, 425372), (1102, 300694), (1189, 278692), (1444, 229477), (1558, 212686), (2204, 150347), (2378, 139346), (3116, 106343), (3667, 90364), (4756, 69673), (5597, 59204), (7334, 45182), (7913, 41876), (10469, 31652), (11194, 29602), (14668, 22591), (14801, 22388), (15826, 20938)]