1238609520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{1720291}}^1$

素因数の和:1720310

約数の個数: 60

約数和(自身を含む): 4159666056

約数和(自身を除く): 2921056536

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 1720291, 3440582, 5160873, 6881164, 8601455, 10321746, 13762328, 15482619, 17202910, 20643492, 25804365, 27524656, 30965238, 34405820, 41286984, 51608730, 61930476, 68811640, 77413095, 82573968, 103217460, 123860952, 137623280, 154826190, 206434920, 247721904, 309652380, 412869840, 619304760, 1238609520]

約数ペア:

[(1, 1238609520), (2, 619304760), (3, 412869840), (4, 309652380), (5, 247721904), (6, 206434920), (8, 154826190), (9, 137623280), (10, 123860952), (12, 103217460), (15, 82573968), (16, 77413095), (18, 68811640), (20, 61930476), (24, 51608730), (30, 41286984), (36, 34405820), (40, 30965238), (45, 27524656), (48, 25804365), (60, 20643492), (72, 17202910), (80, 15482619), (90, 13762328), (120, 10321746), (144, 8601455), (180, 6881164), (240, 5160873), (360, 3440582), (720, 1720291)]