30805120

素因数分解:

$2^7\times 5^1\times {\mathrm{127}}^1\times {\mathrm{379}}^1$

素因数の和:525

約数の個数: 64

約数和(自身を含む): 74419200

約数和(自身を除く): 43614080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 254, 320, 379, 508, 635, 640, 758, 1016, 1270, 1516, 1895, 2032, 2540, 3032, 3790, 4064, 5080, 6064, 7580, 8128, 10160, 12128, 15160, 16256, 20320, 24256, 30320, 40640, 48133, 48512, 60640, 81280, 96266, 121280, 192532, 240665, 242560, 385064, 481330, 770128, 962660, 1540256, 1925320, 3080512, 3850640, 6161024, 7701280, 15402560, 30805120]

約数ペア:

[(1, 30805120), (2, 15402560), (4, 7701280), (5, 6161024), (8, 3850640), (10, 3080512), (16, 1925320), (20, 1540256), (32, 962660), (40, 770128), (64, 481330), (80, 385064), (127, 242560), (128, 240665), (160, 192532), (254, 121280), (320, 96266), (379, 81280), (508, 60640), (635, 48512), (640, 48133), (758, 40640), (1016, 30320), (1270, 24256), (1516, 20320), (1895, 16256), (2032, 15160), (2540, 12128), (3032, 10160), (3790, 8128), (4064, 7580), (5080, 6064)]