196641680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2143}}^1$

素因数の和:2224

約数の個数: 80

約数和(自身を含む): 484921344

約数和(自身を除く): 288279664

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, 2143, 2294, 2480, 2960, 4286, 4588, 5735, 8572, 9176, 10715, 11470, 17144, 18352, 21430, 22940, 34288, 42860, 45880, 66433, 79291, 85720, 91760, 132866, 158582, 171440, 265732, 317164, 332165, 396455, 531464, 634328, 664330, 792910, 1062928, 1268656, 1328660, 1585820, 2458021, 2657320, 3171640, 4916042, 5314640, 6343280, 9832084, 12290105, 19664168, 24580210, 39328336, 49160420, 98320840, 196641680]

約数ペア:

[(1, 196641680), (2, 98320840), (4, 49160420), (5, 39328336), (8, 24580210), (10, 19664168), (16, 12290105), (20, 9832084), (31, 6343280), (37, 5314640), (40, 4916042), (62, 3171640), (74, 2657320), (80, 2458021), (124, 1585820), (148, 1328660), (155, 1268656), (185, 1062928), (248, 792910), (296, 664330), (310, 634328), (370, 531464), (496, 396455), (592, 332165), (620, 317164), (740, 265732), (1147, 171440), (1240, 158582), (1480, 132866), (2143, 91760), (2294, 85720), (2480, 79291), (2960, 66433), (4286, 45880), (4588, 42860), (5735, 34288), (8572, 22940), (9176, 21430), (10715, 18352), (11470, 17144)]