1390320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{1931}}^1$

素因数の和:1950

約数の個数: 60

約数和(自身を含む): 4671576

約数和(自身を除く): 3281256

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 1931, 3862, 5793, 7724, 9655, 11586, 15448, 17379, 19310, 23172, 28965, 30896, 34758, 38620, 46344, 57930, 69516, 77240, 86895, 92688, 115860, 139032, 154480, 173790, 231720, 278064, 347580, 463440, 695160, 1390320]

約数ペア:

[(1, 1390320), (2, 695160), (3, 463440), (4, 347580), (5, 278064), (6, 231720), (8, 173790), (9, 154480), (10, 139032), (12, 115860), (15, 92688), (16, 86895), (18, 77240), (20, 69516), (24, 57930), (30, 46344), (36, 38620), (40, 34758), (45, 30896), (48, 28965), (60, 23172), (72, 19310), (80, 17379), (90, 15448), (120, 11586), (144, 9655), (180, 7724), (240, 5793), (360, 3862), (720, 1931)]