128697282

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{131}}^1$

素因数の和:285

約数の個数: 128

約数和(自身を含む): 346705920

約数和(自身を除く): 218008638

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 27, 42, 46, 54, 63, 69, 113, 126, 131, 138, 161, 189, 207, 226, 262, 322, 339, 378, 393, 414, 483, 621, 678, 786, 791, 917, 966, 1017, 1179, 1242, 1449, 1582, 1834, 2034, 2358, 2373, 2599, 2751, 2898, 3013, 3051, 3537, 4347, 4746, 5198, 5502, 6026, 6102, 7074, 7119, 7797, 8253, 8694, 9039, 14238, 14803, 15594, 16506, 18078, 18193, 21091, 21357, 23391, 24759, 27117, 29606, 36386, 42182, 42714, 44409, 46782, 49518, 54234, 54579, 63273, 70173, 81351, 88818, 103621, 109158, 126546, 133227, 140346, 162702, 163737, 189819, 207242, 266454, 310863, 327474, 340469, 379638, 399681, 491211, 569457, 621726, 680938, 799362, 932589, 982422, 1021407, 1138914, 1865178, 2042814, 2383283, 2797767, 3064221, 4766566, 5595534, 6128442, 7149849, 9192663, 14299698, 18385326, 21449547, 42899094, 64348641, 128697282]

約数ペア:

[(1, 128697282), (2, 64348641), (3, 42899094), (6, 21449547), (7, 18385326), (9, 14299698), (14, 9192663), (18, 7149849), (21, 6128442), (23, 5595534), (27, 4766566), (42, 3064221), (46, 2797767), (54, 2383283), (63, 2042814), (69, 1865178), (113, 1138914), (126, 1021407), (131, 982422), (138, 932589), (161, 799362), (189, 680938), (207, 621726), (226, 569457), (262, 491211), (322, 399681), (339, 379638), (378, 340469), (393, 327474), (414, 310863), (483, 266454), (621, 207242), (678, 189819), (786, 163737), (791, 162702), (917, 140346), (966, 133227), (1017, 126546), (1179, 109158), (1242, 103621), (1449, 88818), (1582, 81351), (1834, 70173), (2034, 63273), (2358, 54579), (2373, 54234), (2599, 49518), (2751, 46782), (2898, 44409), (3013, 42714), (3051, 42182), (3537, 36386), (4347, 29606), (4746, 27117), (5198, 24759), (5502, 23391), (6026, 21357), (6102, 21091), (7074, 18193), (7119, 18078), (7797, 16506), (8253, 15594), (8694, 14803), (9039, 14238)]