161951160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{192799}}^1$

素因数の和:192820

約数の個数: 64

約数和(自身を含む): 555264000

約数和(自身を除く): 393312840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 192799, 385598, 578397, 771196, 963995, 1156794, 1349593, 1542392, 1927990, 2313588, 2699186, 2891985, 3855980, 4048779, 4627176, 5398372, 5783970, 6747965, 7711960, 8097558, 10796744, 11567940, 13495930, 16195116, 20243895, 23135880, 26991860, 32390232, 40487790, 53983720, 80975580, 161951160]

約数ペア:

[(1, 161951160), (2, 80975580), (3, 53983720), (4, 40487790), (5, 32390232), (6, 26991860), (7, 23135880), (8, 20243895), (10, 16195116), (12, 13495930), (14, 11567940), (15, 10796744), (20, 8097558), (21, 7711960), (24, 6747965), (28, 5783970), (30, 5398372), (35, 4627176), (40, 4048779), (42, 3855980), (56, 2891985), (60, 2699186), (70, 2313588), (84, 1927990), (105, 1542392), (120, 1349593), (140, 1156794), (168, 963995), (210, 771196), (280, 578397), (420, 385598), (840, 192799)]