274365890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{491}}^1$

素因数の和:707

約数の個数: 64

約数和(自身を含む): 554739840

約数和(自身を除く): 280373950

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 173, 190, 323, 346, 491, 646, 865, 982, 1615, 1730, 2455, 2941, 3230, 3287, 4910, 5882, 6574, 8347, 9329, 14705, 16435, 16694, 18658, 29410, 32870, 41735, 46645, 55879, 83470, 84943, 93290, 111758, 158593, 169886, 279395, 317186, 424715, 558790, 792965, 849430, 1444031, 1585930, 1613917, 2888062, 3227834, 7220155, 8069585, 14440310, 16139170, 27436589, 54873178, 137182945, 274365890]

約数ペア:

[(1, 274365890), (2, 137182945), (5, 54873178), (10, 27436589), (17, 16139170), (19, 14440310), (34, 8069585), (38, 7220155), (85, 3227834), (95, 2888062), (170, 1613917), (173, 1585930), (190, 1444031), (323, 849430), (346, 792965), (491, 558790), (646, 424715), (865, 317186), (982, 279395), (1615, 169886), (1730, 158593), (2455, 111758), (2941, 93290), (3230, 84943), (3287, 83470), (4910, 55879), (5882, 46645), (6574, 41735), (8347, 32870), (9329, 29410), (14705, 18658), (16435, 16694)]