1323355960

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{12613}}^1$

素因数の和:12728

約数の個数: 64

約数和(自身を含む): 3096989280

約数和(自身を除く): 1773633320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 61, 86, 122, 172, 215, 244, 305, 344, 430, 488, 610, 860, 1220, 1720, 2440, 2623, 5246, 10492, 12613, 13115, 20984, 25226, 26230, 50452, 52460, 63065, 100904, 104920, 126130, 252260, 504520, 542359, 769393, 1084718, 1538786, 2169436, 2711795, 3077572, 3846965, 4338872, 5423590, 6155144, 7693930, 10847180, 15387860, 21694360, 30775720, 33083899, 66167798, 132335596, 165419495, 264671192, 330838990, 661677980, 1323355960]

約数ペア:

[(1, 1323355960), (2, 661677980), (4, 330838990), (5, 264671192), (8, 165419495), (10, 132335596), (20, 66167798), (40, 33083899), (43, 30775720), (61, 21694360), (86, 15387860), (122, 10847180), (172, 7693930), (215, 6155144), (244, 5423590), (305, 4338872), (344, 3846965), (430, 3077572), (488, 2711795), (610, 2169436), (860, 1538786), (1220, 1084718), (1720, 769393), (2440, 542359), (2623, 504520), (5246, 252260), (10492, 126130), (12613, 104920), (13115, 100904), (20984, 63065), (25226, 52460), (26230, 50452)]