208255684

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^2$

素因数の和:162

約数の個数: 108

約数和(自身を含む): 479088876

約数和(自身を除く): 270833192

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 37, 47, 49, 52, 74, 91, 94, 98, 148, 182, 188, 196, 259, 329, 364, 481, 518, 611, 637, 658, 962, 1036, 1222, 1274, 1316, 1739, 1813, 1924, 2209, 2303, 2444, 2548, 3367, 3478, 3626, 4277, 4418, 4606, 6734, 6956, 7252, 8554, 8836, 9212, 12173, 13468, 15463, 17108, 22607, 23569, 24346, 28717, 29939, 30926, 45214, 47138, 48692, 57434, 59878, 61852, 81733, 85211, 90428, 94276, 108241, 114868, 119756, 158249, 163466, 170422, 201019, 216482, 316498, 326932, 340844, 402038, 432964, 572131, 632996, 804076, 1062529, 1107743, 1144262, 1407133, 2125058, 2215486, 2288524, 2814266, 4004917, 4250116, 4430972, 5628532, 7437703, 8009834, 14875406, 16019668, 29750812, 52063921, 104127842, 208255684]

約数ペア:

[(1, 208255684), (2, 104127842), (4, 52063921), (7, 29750812), (13, 16019668), (14, 14875406), (26, 8009834), (28, 7437703), (37, 5628532), (47, 4430972), (49, 4250116), (52, 4004917), (74, 2814266), (91, 2288524), (94, 2215486), (98, 2125058), (148, 1407133), (182, 1144262), (188, 1107743), (196, 1062529), (259, 804076), (329, 632996), (364, 572131), (481, 432964), (518, 402038), (611, 340844), (637, 326932), (658, 316498), (962, 216482), (1036, 201019), (1222, 170422), (1274, 163466), (1316, 158249), (1739, 119756), (1813, 114868), (1924, 108241), (2209, 94276), (2303, 90428), (2444, 85211), (2548, 81733), (3367, 61852), (3478, 59878), (3626, 57434), (4277, 48692), (4418, 47138), (4606, 45214), (6734, 30926), (6956, 29939), (7252, 28717), (8554, 24346), (8836, 23569), (9212, 22607), (12173, 17108), (13468, 15463)]