191503120

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2087}}^1$

素因数の和:2168

約数の個数: 80

約数和(自身を含む): 472255488

約数和(自身を除く): 280752368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 37, 40, 62, 74, 80, 124, 148, 155, 185, 248, 296, 310, 370, 496, 592, 620, 740, 1147, 1240, 1480, 2087, 2294, 2480, 2960, 4174, 4588, 5735, 8348, 9176, 10435, 11470, 16696, 18352, 20870, 22940, 33392, 41740, 45880, 64697, 77219, 83480, 91760, 129394, 154438, 166960, 258788, 308876, 323485, 386095, 517576, 617752, 646970, 772190, 1035152, 1235504, 1293940, 1544380, 2393789, 2587880, 3088760, 4787578, 5175760, 6177520, 9575156, 11968945, 19150312, 23937890, 38300624, 47875780, 95751560, 191503120]

約数ペア:

[(1, 191503120), (2, 95751560), (4, 47875780), (5, 38300624), (8, 23937890), (10, 19150312), (16, 11968945), (20, 9575156), (31, 6177520), (37, 5175760), (40, 4787578), (62, 3088760), (74, 2587880), (80, 2393789), (124, 1544380), (148, 1293940), (155, 1235504), (185, 1035152), (248, 772190), (296, 646970), (310, 617752), (370, 517576), (496, 386095), (592, 323485), (620, 308876), (740, 258788), (1147, 166960), (1240, 154438), (1480, 129394), (2087, 91760), (2294, 83480), (2480, 77219), (2960, 64697), (4174, 45880), (4588, 41740), (5735, 33392), (8348, 22940), (9176, 20870), (10435, 18352), (11470, 16696)]