1330931440

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{7621}}^1$

素因数の和:7730

約数の個数: 80

約数和(自身を含む): 3232337760

約数和(自身を除く): 1901406320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 59, 74, 80, 118, 148, 185, 236, 295, 296, 370, 472, 590, 592, 740, 944, 1180, 1480, 2183, 2360, 2960, 4366, 4720, 7621, 8732, 10915, 15242, 17464, 21830, 30484, 34928, 38105, 43660, 60968, 76210, 87320, 121936, 152420, 174640, 281977, 304840, 449639, 563954, 609680, 899278, 1127908, 1409885, 1798556, 2248195, 2255816, 2819770, 3597112, 4496390, 4511632, 5639540, 7194224, 8992780, 11279080, 16636643, 17985560, 22558160, 33273286, 35971120, 66546572, 83183215, 133093144, 166366430, 266186288, 332732860, 665465720, 1330931440]

約数ペア:

[(1, 1330931440), (2, 665465720), (4, 332732860), (5, 266186288), (8, 166366430), (10, 133093144), (16, 83183215), (20, 66546572), (37, 35971120), (40, 33273286), (59, 22558160), (74, 17985560), (80, 16636643), (118, 11279080), (148, 8992780), (185, 7194224), (236, 5639540), (295, 4511632), (296, 4496390), (370, 3597112), (472, 2819770), (590, 2255816), (592, 2248195), (740, 1798556), (944, 1409885), (1180, 1127908), (1480, 899278), (2183, 609680), (2360, 563954), (2960, 449639), (4366, 304840), (4720, 281977), (7621, 174640), (8732, 152420), (10915, 121936), (15242, 87320), (17464, 76210), (21830, 60968), (30484, 43660), (34928, 38105)]