15840330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2087}}^1$

素因数の和:2131

約数の個数: 64

約数和(自身を含む): 43296768

約数和(自身を除く): 27456438

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 23, 30, 33, 46, 55, 66, 69, 110, 115, 138, 165, 230, 253, 330, 345, 506, 690, 759, 1265, 1518, 2087, 2530, 3795, 4174, 6261, 7590, 10435, 12522, 20870, 22957, 31305, 45914, 48001, 62610, 68871, 96002, 114785, 137742, 144003, 229570, 240005, 288006, 344355, 480010, 528011, 688710, 720015, 1056022, 1440030, 1584033, 2640055, 3168066, 5280110, 7920165, 15840330]

約数ペア:

[(1, 15840330), (2, 7920165), (3, 5280110), (5, 3168066), (6, 2640055), (10, 1584033), (11, 1440030), (15, 1056022), (22, 720015), (23, 688710), (30, 528011), (33, 480010), (46, 344355), (55, 288006), (66, 240005), (69, 229570), (110, 144003), (115, 137742), (138, 114785), (165, 96002), (230, 68871), (253, 62610), (330, 48001), (345, 45914), (506, 31305), (690, 22957), (759, 20870), (1265, 12522), (1518, 10435), (2087, 7590), (2530, 6261), (3795, 4174)]