1276863360

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{1543}}^1$

素因数の和:1996

約数の個数: 128

約数和(自身を含む): 4082088960

約数和(自身を除く): 2805225600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 431, 480, 640, 862, 960, 1293, 1543, 1724, 1920, 2155, 2586, 3086, 3448, 4310, 4629, 5172, 6172, 6465, 6896, 7715, 8620, 9258, 10344, 12344, 12930, 13792, 15430, 17240, 18516, 20688, 23145, 24688, 25860, 27584, 30860, 34480, 37032, 41376, 46290, 49376, 51720, 55168, 61720, 68960, 74064, 82752, 92580, 98752, 103440, 123440, 137920, 148128, 165504, 185160, 197504, 206880, 246880, 275840, 296256, 370320, 413760, 493760, 592512, 665033, 740640, 827520, 987520, 1330066, 1481280, 1995099, 2660132, 2962560, 3325165, 3990198, 5320264, 6650330, 7980396, 9975495, 10640528, 13300660, 15960792, 19950990, 21281056, 26601320, 31921584, 39901980, 42562112, 53202640, 63843168, 79803960, 85124224, 106405280, 127686336, 159607920, 212810560, 255372672, 319215840, 425621120, 638431680, 1276863360]

約数ペア:

[(1, 1276863360), (2, 638431680), (3, 425621120), (4, 319215840), (5, 255372672), (6, 212810560), (8, 159607920), (10, 127686336), (12, 106405280), (15, 85124224), (16, 79803960), (20, 63843168), (24, 53202640), (30, 42562112), (32, 39901980), (40, 31921584), (48, 26601320), (60, 21281056), (64, 19950990), (80, 15960792), (96, 13300660), (120, 10640528), (128, 9975495), (160, 7980396), (192, 6650330), (240, 5320264), (320, 3990198), (384, 3325165), (431, 2962560), (480, 2660132), (640, 1995099), (862, 1481280), (960, 1330066), (1293, 987520), (1543, 827520), (1724, 740640), (1920, 665033), (2155, 592512), (2586, 493760), (3086, 413760), (3448, 370320), (4310, 296256), (4629, 275840), (5172, 246880), (6172, 206880), (6465, 197504), (6896, 185160), (7715, 165504), (8620, 148128), (9258, 137920), (10344, 123440), (12344, 103440), (12930, 98752), (13792, 92580), (15430, 82752), (17240, 74064), (18516, 68960), (20688, 61720), (23145, 55168), (24688, 51720), (25860, 49376), (27584, 46290), (30860, 41376), (34480, 37032)]