66223920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{39419}}^1$

素因数の和:39442

約数の個数: 80

約数和(自身を含む): 234627840

約数和(自身を除く): 168403920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 39419, 78838, 118257, 157676, 197095, 236514, 275933, 315352, 394190, 473028, 551866, 591285, 630704, 788380, 827799, 946056, 1103732, 1182570, 1379665, 1576760, 1655598, 1892112, 2207464, 2365140, 2759330, 3153520, 3311196, 4138995, 4414928, 4730280, 5518660, 6622392, 8277990, 9460560, 11037320, 13244784, 16555980, 22074640, 33111960, 66223920]

約数ペア:

[(1, 66223920), (2, 33111960), (3, 22074640), (4, 16555980), (5, 13244784), (6, 11037320), (7, 9460560), (8, 8277990), (10, 6622392), (12, 5518660), (14, 4730280), (15, 4414928), (16, 4138995), (20, 3311196), (21, 3153520), (24, 2759330), (28, 2365140), (30, 2207464), (35, 1892112), (40, 1655598), (42, 1576760), (48, 1379665), (56, 1182570), (60, 1103732), (70, 946056), (80, 827799), (84, 788380), (105, 630704), (112, 591285), (120, 551866), (140, 473028), (168, 394190), (210, 315352), (240, 275933), (280, 236514), (336, 197095), (420, 157676), (560, 118257), (840, 78838), (1680, 39419)]