30100720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{281}}^1$

素因数の和:410

約数の個数: 80

約数和(自身を含む): 76370112

約数和(自身を除く): 46269392

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 103, 104, 130, 206, 208, 260, 281, 412, 515, 520, 562, 824, 1030, 1040, 1124, 1339, 1405, 1648, 2060, 2248, 2678, 2810, 3653, 4120, 4496, 5356, 5620, 6695, 7306, 8240, 10712, 11240, 13390, 14612, 18265, 21424, 22480, 26780, 28943, 29224, 36530, 53560, 57886, 58448, 73060, 107120, 115772, 144715, 146120, 231544, 289430, 292240, 376259, 463088, 578860, 752518, 1157720, 1505036, 1881295, 2315440, 3010072, 3762590, 6020144, 7525180, 15050360, 30100720]

約数ペア:

[(1, 30100720), (2, 15050360), (4, 7525180), (5, 6020144), (8, 3762590), (10, 3010072), (13, 2315440), (16, 1881295), (20, 1505036), (26, 1157720), (40, 752518), (52, 578860), (65, 463088), (80, 376259), (103, 292240), (104, 289430), (130, 231544), (206, 146120), (208, 144715), (260, 115772), (281, 107120), (412, 73060), (515, 58448), (520, 57886), (562, 53560), (824, 36530), (1030, 29224), (1040, 28943), (1124, 26780), (1339, 22480), (1405, 21424), (1648, 18265), (2060, 14612), (2248, 13390), (2678, 11240), (2810, 10712), (3653, 8240), (4120, 7306), (4496, 6695), (5356, 5620)]