249301280

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{82007}}^1$

素因数の和:82041

約数の個数: 48

約数和(自身を含む): 619980480

約数和(自身を除く): 370679200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 82007, 164014, 328028, 410035, 656056, 820070, 1312112, 1558133, 1640140, 2624224, 3116266, 3280280, 6232532, 6560560, 7790665, 12465064, 13121120, 15581330, 24930128, 31162660, 49860256, 62325320, 124650640, 249301280]

約数ペア:

[(1, 249301280), (2, 124650640), (4, 62325320), (5, 49860256), (8, 31162660), (10, 24930128), (16, 15581330), (19, 13121120), (20, 12465064), (32, 7790665), (38, 6560560), (40, 6232532), (76, 3280280), (80, 3116266), (95, 2624224), (152, 1640140), (160, 1558133), (190, 1312112), (304, 820070), (380, 656056), (608, 410035), (760, 328028), (1520, 164014), (3040, 82007)]