31462380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1697}}^1$

素因数の和:1815

約数の個数: 72

約数和(自身を含む): 96419232

約数和(自身を除く): 64956852

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 103, 180, 206, 309, 412, 515, 618, 927, 1030, 1236, 1545, 1697, 1854, 2060, 3090, 3394, 3708, 4635, 5091, 6180, 6788, 8485, 9270, 10182, 15273, 16970, 18540, 20364, 25455, 30546, 33940, 50910, 61092, 76365, 101820, 152730, 174791, 305460, 349582, 524373, 699164, 873955, 1048746, 1573119, 1747910, 2097492, 2621865, 3146238, 3495820, 5243730, 6292476, 7865595, 10487460, 15731190, 31462380]

約数ペア:

[(1, 31462380), (2, 15731190), (3, 10487460), (4, 7865595), (5, 6292476), (6, 5243730), (9, 3495820), (10, 3146238), (12, 2621865), (15, 2097492), (18, 1747910), (20, 1573119), (30, 1048746), (36, 873955), (45, 699164), (60, 524373), (90, 349582), (103, 305460), (180, 174791), (206, 152730), (309, 101820), (412, 76365), (515, 61092), (618, 50910), (927, 33940), (1030, 30546), (1236, 25455), (1545, 20364), (1697, 18540), (1854, 16970), (2060, 15273), (3090, 10182), (3394, 9270), (3708, 8485), (4635, 6788), (5091, 6180)]