30307920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{293}}^1\times {\mathrm{431}}^1$

素因数の和:740

約数の個数: 80

約数和(自身を含む): 94493952

約数和(自身を除く): 64186032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 293, 431, 586, 862, 879, 1172, 1293, 1465, 1724, 1758, 2155, 2344, 2586, 2930, 3448, 3516, 4310, 4395, 4688, 5172, 5860, 6465, 6896, 7032, 8620, 8790, 10344, 11720, 12930, 14064, 17240, 17580, 20688, 23440, 25860, 34480, 35160, 51720, 70320, 103440, 126283, 252566, 378849, 505132, 631415, 757698, 1010264, 1262830, 1515396, 1894245, 2020528, 2525660, 3030792, 3788490, 5051320, 6061584, 7576980, 10102640, 15153960, 30307920]

約数ペア:

[(1, 30307920), (2, 15153960), (3, 10102640), (4, 7576980), (5, 6061584), (6, 5051320), (8, 3788490), (10, 3030792), (12, 2525660), (15, 2020528), (16, 1894245), (20, 1515396), (24, 1262830), (30, 1010264), (40, 757698), (48, 631415), (60, 505132), (80, 378849), (120, 252566), (240, 126283), (293, 103440), (431, 70320), (586, 51720), (862, 35160), (879, 34480), (1172, 25860), (1293, 23440), (1465, 20688), (1724, 17580), (1758, 17240), (2155, 14064), (2344, 12930), (2586, 11720), (2930, 10344), (3448, 8790), (3516, 8620), (4310, 7032), (4395, 6896), (4688, 6465), (5172, 5860)]