131664780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{56267}}^1$

素因数の和:56295

約数の個数: 72

約数和(自身を含む): 430112592

約数和(自身を除く): 298447812

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 56267, 112534, 168801, 225068, 281335, 337602, 506403, 562670, 675204, 731471, 844005, 1012806, 1125340, 1462942, 1688010, 2025612, 2194413, 2532015, 2925884, 3376020, 3657355, 4388826, 5064030, 6583239, 7314710, 8777652, 10128060, 10972065, 13166478, 14629420, 21944130, 26332956, 32916195, 43888260, 65832390, 131664780]

約数ペア:

[(1, 131664780), (2, 65832390), (3, 43888260), (4, 32916195), (5, 26332956), (6, 21944130), (9, 14629420), (10, 13166478), (12, 10972065), (13, 10128060), (15, 8777652), (18, 7314710), (20, 6583239), (26, 5064030), (30, 4388826), (36, 3657355), (39, 3376020), (45, 2925884), (52, 2532015), (60, 2194413), (65, 2025612), (78, 1688010), (90, 1462942), (117, 1125340), (130, 1012806), (156, 844005), (180, 731471), (195, 675204), (234, 562670), (260, 506403), (390, 337602), (468, 281335), (585, 225068), (780, 168801), (1170, 112534), (2340, 56267)]