255809892

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^3\times {\mathrm{31}}^1\times {\mathrm{313}}^1$

素因数の和:390

約数の個数: 96

約数和(自身を含む): 669598720

約数和(自身を除く): 413788828

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 169, 186, 313, 338, 372, 403, 507, 626, 676, 806, 939, 1014, 1209, 1252, 1612, 1878, 2028, 2197, 2418, 3756, 4069, 4394, 4836, 5239, 6591, 8138, 8788, 9703, 10478, 12207, 13182, 15717, 16276, 19406, 20956, 24414, 26364, 29109, 31434, 38812, 48828, 52897, 58218, 62868, 68107, 105794, 116436, 126139, 136214, 158691, 204321, 211588, 252278, 272428, 317382, 378417, 408642, 504556, 634764, 687661, 756834, 817284, 1375322, 1513668, 1639807, 2062983, 2750644, 3279614, 4125966, 4919421, 6559228, 8251932, 9838842, 19677684, 21317491, 42634982, 63952473, 85269964, 127904946, 255809892]

約数ペア:

[(1, 255809892), (2, 127904946), (3, 85269964), (4, 63952473), (6, 42634982), (12, 21317491), (13, 19677684), (26, 9838842), (31, 8251932), (39, 6559228), (52, 4919421), (62, 4125966), (78, 3279614), (93, 2750644), (124, 2062983), (156, 1639807), (169, 1513668), (186, 1375322), (313, 817284), (338, 756834), (372, 687661), (403, 634764), (507, 504556), (626, 408642), (676, 378417), (806, 317382), (939, 272428), (1014, 252278), (1209, 211588), (1252, 204321), (1612, 158691), (1878, 136214), (2028, 126139), (2197, 116436), (2418, 105794), (3756, 68107), (4069, 62868), (4394, 58218), (4836, 52897), (5239, 48828), (6591, 38812), (8138, 31434), (8788, 29109), (9703, 26364), (10478, 24414), (12207, 20956), (13182, 19406), (15717, 16276)]