239541320

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{3137}}^1$

素因数の和:3254

約数の個数: 64

約数和(自身を含む): 569358720

約数和(自身を除く): 329817400

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 83, 92, 115, 166, 184, 230, 332, 415, 460, 664, 830, 920, 1660, 1909, 3137, 3320, 3818, 6274, 7636, 9545, 12548, 15272, 15685, 19090, 25096, 31370, 38180, 62740, 72151, 76360, 125480, 144302, 260371, 288604, 360755, 520742, 577208, 721510, 1041484, 1301855, 1443020, 2082968, 2603710, 2886040, 5207420, 5988533, 10414840, 11977066, 23954132, 29942665, 47908264, 59885330, 119770660, 239541320]

約数ペア:

[(1, 239541320), (2, 119770660), (4, 59885330), (5, 47908264), (8, 29942665), (10, 23954132), (20, 11977066), (23, 10414840), (40, 5988533), (46, 5207420), (83, 2886040), (92, 2603710), (115, 2082968), (166, 1443020), (184, 1301855), (230, 1041484), (332, 721510), (415, 577208), (460, 520742), (664, 360755), (830, 288604), (920, 260371), (1660, 144302), (1909, 125480), (3137, 76360), (3320, 72151), (3818, 62740), (6274, 38180), (7636, 31370), (9545, 25096), (12548, 19090), (15272, 15685)]